Pith Number

pith:AKHQ3LGI

pith:2012:AKHQ3LGI5LY2RNCOG35NFIYZMS

not attested not anchored not stored refs pending

Unbiased Cultural Transmission in Time-Averaged Archaeological Assemblages

Mark E. Madsen

arxiv:1204.2043 v2 · 2012-04-10 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKHQ3LGI5LY2RNCOG35NFIYZMS}

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	2026-05-18T03:40:03.091612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

028f0dacc8eaf1a8b44e36fad2a319649dd6c93ac792883c5e9402196d8ae690

Aliases

arxiv: 1204.2043 · arxiv_version: 1204.2043v2 · doi: 10.48550/arxiv.1204.2043 · pith_short_12: AKHQ3LGI5LY2 · pith_short_16: AKHQ3LGI5LY2RNCO · pith_short_8: AKHQ3LGI

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/AKHQ3LGI5LY2RNCOG35NFIYZMS \
  | 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: 028f0dacc8eaf1a8b44e36fad2a319649dd6c93ac792883c5e9402196d8ae690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9491157e174b2ba9622f981594b2971af3586f4b3032eb6a1a87b84427bb79b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-04-10T04:58:57Z",
    "title_canon_sha256": "3770fbacf1d0c8eecf5608685f57f610430b7b930c5e4670d608bb61e9dabf80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2043",
    "kind": "arxiv",
    "version": 2
  }
}