Pith Number

pith:ZDN7RQDJ

pith:2016:ZDN7RQDJC6KMA6KBNJ2I3PFATI

not attested not anchored not stored refs pending

Seasonal and geographical impact on human resting periods

Asim Ghosh, Daniel Monsivais, Kimmo Kaski, Kunal Bhattacharya, Robin I.M. Dunbar

arxiv:1607.06341 v3 · 2016-07-21 · physics.soc-ph · cs.SI · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZDN7RQDJC6KMA6KBNJ2I3PFATI}

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	2026-05-18T00:46:04.428118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8dbf8c0691794c079416a748dbca09a3e84e7187c3e18b3fcedf2be6fbf7298

Aliases

arxiv: 1607.06341 · arxiv_version: 1607.06341v3 · doi: 10.48550/arxiv.1607.06341 · pith_short_12: ZDN7RQDJC6KM · pith_short_16: ZDN7RQDJC6KMA6KB · pith_short_8: ZDN7RQDJ

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/ZDN7RQDJC6KMA6KBNJ2I3PFATI \
  | 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: c8dbf8c0691794c079416a748dbca09a3e84e7187c3e18b3fcedf2be6fbf7298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14392bf692260a011fe364201b97660b937c3dde35ea1a0d070e6722be72d9a0",
    "cross_cats_sorted": [
      "cs.SI",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-07-21T14:33:50Z",
    "title_canon_sha256": "15895386c9f4f044399130f107c6275a8df2b253f91ba005568a9d89ea4fe325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06341",
    "kind": "arxiv",
    "version": 3
  }
}