A world that leaves a trace

Supports Museum custody, mammoth ivory, cave provenance and the museum’s approximate forty-thousand-year age.

Source relationship Both are Museum Ulm interpretations of the same object, not independent dating tests.

Supports Page 3 describes the hybrid anatomy, mammoth ivory and unresolved meaning.

Source relationship Both are Museum Ulm interpretations of the same object, not independent dating tests.

Supports Excavator reports 2008–2013 renewed excavations, ivory fragments in 1939 backfill and the 2012–2013 reassembly.

Source relationship A first-hand excavator abstract published by a different institution; it concerns the same object and collaborative restoration, not independent confirmation of its forty-thousand-year age.

Supports Overview of food-production transitions around twelve thousand years ago, storage, settlement and environmental costs.

Source relationship Museum synthesis rather than a reprint of the research below; not evidence of one worldwide origin.

Supports Southwest Asian archaeobotany supports regional pathways and a long overlap between cultivation and domestication.

Source relationship Named scholars analyse multi-site data independently of the museum overview; the pair does not independently date one universal beginning.

Supports Uruk’s urban scale, monumental building and administrative tablets by about 3200 BCE.

Source relationship Met Ancient Near Eastern Art synthesis, sharing the Uruk archaeological corpus with the companion essay.

Supports Late-fourth-millennium temple accounting, tablet signs and later phonetic development.

Source relationship A named synthesis by Ira Spar; distinct analysis but a substantially common early-tablet evidence base.

Supports Uruk’s urban scale, monumental building and administrative tablets by about 3200 BCE.

Source relationship Met Ancient Near Eastern Art synthesis, sharing the Uruk archaeological corpus with the companion essay.

Supports Late-fourth-millennium temple accounting, tablet signs and later phonetic development.

Source relationship A named synthesis by Ira Spar; distinct analysis but a substantially common early-tablet evidence base.

Supports Khufu’s tomb, a reign chronology around 2589–2566 BCE and an overview of stone transport.

Source relationship Egyptian antiquities authority overview; shares the site evidence with Harvard but uses a different chronological presentation.

Supports Giza royal cemetery, Khufu’s Fourth-Dynasty project around 2550 BCE and organizational context.

Source relationship Independently edited Harvard research context, but still based on the same site and dynastic chronology.

Supports Stele dating around 1750 BCE, case-based legal content and royal imagery; not a comprehensive modern code.

Source relationship Louvre interpretation of the object, sharing the inscription with the Yale-hosted translation.

Supports Royal justice claims in the prologue, transaction provisions and status-dependent injury penalties in clauses 196–214.

Source relationship A modern English translation of the ancient text hosted by Yale, not independent evidence of judicial practice.

Supports Early Sinaitic consonantal writing, acrophony and disputed eighteenth–seventeenth-century or later dates.

Source relationship Paolo Merlo’s scholarly synthesis addresses a different inscription corpus from Darnell’s Western Desert study.

Supports The road and inscription context at Wadi el-Hol and the presence of two early alphabetic inscriptions.

Source relationship A named field researcher discusses original inscriptions at another site, adding regional context rather than independently dating Sinai.

Supports The recorded 105 CE improvement milestone and archaeological paper predating it.

Source relationship Historical introductory synthesis by a modern materials scholar, not an original excavation report.

Supports Paper’s fibrous construction, distinction from papyrus, and pulping, forming, pressing and drying.

Source relationship Independent library material explanation; attribution to Cai Lun remains shared tradition, not a second original record from 105.

Supports The 628 treatise, signed and zero arithmetic, and problematic division by zero.

Source relationship Both are MacTutor accounts by O’Connor and Robertson based on the same transmitted mathematical text, not independent evidence chains.

Supports The distinction between placeholder and number, and the context of Brahmagupta’s rules.

Source relationship Both are MacTutor accounts by O’Connor and Robertson based on the same transmitted mathematical text, not independent evidence chains.

Supports The 868 colophon, patron Wang Jie, seven joined sheets and the bounded surviving-complete-dated claim.

Source relationship Collection interpretation based on Or.8210/P.2, sharing the colophon with the conservation report.

Supports Conservators’ observations of the object, block impressions and paper, and the history of reading the 868 colophon.

Source relationship Wood, Barnard and Helman-Ważny add conservation and material methods; the date still derives from the same colophon.