Pith Number

pith:EPIJUAPK

pith:2018:EPIJUAPKNRCVIMDBNDWDX4J4NI

not attested not anchored not stored refs pending

Reputation is required for cooperation to emerge in dynamic networks

Angel S\'anchez, Carlos Gracia-L\'azaro, Jose A. Cuesta, Yamir Moreno

arxiv:1803.06035 v1 · 2018-03-15 · physics.soc-ph · cs.SI · econ.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPIJUAPKNRCVIMDBNDWDX4J4NI}

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	2026-05-18T00:10:16.964738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23d09a01ea6c4554306168ec3bf13c6a1b842fdf56291c44200c215189306569

Aliases

arxiv: 1803.06035 · arxiv_version: 1803.06035v1 · doi: 10.48550/arxiv.1803.06035 · pith_short_12: EPIJUAPKNRCV · pith_short_16: EPIJUAPKNRCVIMDB · pith_short_8: EPIJUAPK

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/EPIJUAPKNRCVIMDBNDWDX4J4NI \
  | 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: 23d09a01ea6c4554306168ec3bf13c6a1b842fdf56291c44200c215189306569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073354da8d330c75ec77f7ee7df3849c53ecead031bed70a41e8e9daf7f8be4e",
    "cross_cats_sorted": [
      "cs.SI",
      "econ.TH"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-03-15T23:39:21Z",
    "title_canon_sha256": "64ead199fb284b6e91600bb36db36c1167c340e929fd1cf04d5cd6a540f9c5af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06035",
    "kind": "arxiv",
    "version": 1
  }
}