Pith Number

pith:SR3ZBE5E

pith:2016:SR3ZBE5EAFR65TUINZEYV26UKB

not attested not anchored not stored refs pending

Comparing reactive and memory-one strategies of direct reciprocity

Christian Hilbe, Hyeong-Chai Jeong, Martin A. Nowak, Seung Ki Baek

arxiv:1601.07970 v3 · 2016-01-29 · q-bio.PE · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SR3ZBE5EAFR65TUINZEYV26UKB}

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	2026-05-18T01:14:17.417838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94779093a40163eece886e498aebd45062f006537e14bc8235509ea144943fe4

Aliases

arxiv: 1601.07970 · arxiv_version: 1601.07970v3 · doi: 10.48550/arxiv.1601.07970 · pith_short_12: SR3ZBE5EAFR6 · pith_short_16: SR3ZBE5EAFR65TUI · pith_short_8: SR3ZBE5E

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/SR3ZBE5EAFR65TUINZEYV26UKB \
  | 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: 94779093a40163eece886e498aebd45062f006537e14bc8235509ea144943fe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15518623e8d9ea1df8edfb8d742e00a8e0589c80aacbc502e3596468f360acdd",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2016-01-29T02:57:37Z",
    "title_canon_sha256": "eab1ef1696c1ab05c99a70cb1617439563b5e06dcfe6aeb41bea82d91f7deae1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07970",
    "kind": "arxiv",
    "version": 3
  }
}