Pith Number

pith:EPATHGEY

pith:2013:EPATHGEYSJR3UEW4B2EDGG4WSF

not attested not anchored not stored refs pending

Ancient west Eurasian ancestry in southern and eastern Africa

Bonnie Berger, Brigitte Pakendorf, David Reich, Joseph K. Pickrell, Mark Lipson, Mark Stoneking, Nick Patterson, Po-Ru Loh

arxiv:1307.8014 v2 · 2013-07-30 · q-bio.PE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPATHGEYSJR3UEW4B2EDGG4WSF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:53:30.141927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23c13398989263ba12dc0e88331b96916b57b77edf0bc227349efe69b532902b

Aliases

arxiv: 1307.8014 · arxiv_version: 1307.8014v2 · doi: 10.48550/arxiv.1307.8014 · pith_short_12: EPATHGEYSJR3 · pith_short_16: EPATHGEYSJR3UEW4 · pith_short_8: EPATHGEY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/EPATHGEYSJR3UEW4B2EDGG4WSF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 23c13398989263ba12dc0e88331b96916b57b77edf0bc227349efe69b532902b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52d4294954408d9f65753c60a7f73360605ae4768f054860cd5eee1c93417fdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-07-30T15:25:48Z",
    "title_canon_sha256": "27bbd42efa0d84aa92433a2f49aaf59a0c7a9b9eb04f6df42047cbd4ba68ee71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8014",
    "kind": "arxiv",
    "version": 2
  }
}