Pith Number

pith:SGHS6BHK

pith:2012:SGHS6BHKPFC74VMZFLEFFHXVY6

not attested not anchored not stored refs pending

Cultural evolution and personalization

Ning Xi, Yi-Cheng Zhang, Zi-Ke Zhang

arxiv:1212.0217 v1 · 2012-12-02 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGHS6BHKPFC74VMZFLEFFHXVY6}

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	2026-05-18T03:39:26.852007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

918f2f04ea7945fe55992ac8529ef5c78177f9fc09c8ecb26e1601831562a8db

Aliases

arxiv: 1212.0217 · arxiv_version: 1212.0217v1 · doi: 10.48550/arxiv.1212.0217 · pith_short_12: SGHS6BHKPFC7 · pith_short_16: SGHS6BHKPFC74VMZ · pith_short_8: SGHS6BHK

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/SGHS6BHKPFC74VMZFLEFFHXVY6 \
  | 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: 918f2f04ea7945fe55992ac8529ef5c78177f9fc09c8ecb26e1601831562a8db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a9be85ed5de82ec801dd9800b6299072f9048ef206674a0a0cec04910952f06",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-12-02T15:23:31Z",
    "title_canon_sha256": "cbac253db4464cd007080114c7e94a2b1fe9cfd0b165dd90e893e58122569dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0217",
    "kind": "arxiv",
    "version": 1
  }
}