Pith Number

pith:YVU2JR2S

pith:2011:YVU2JR2SEIUHTMNAM4A6PDRC4Z

not attested not anchored not stored refs pending

Role of aspiration-induced migration in cooperation

Bing-Hong Wang, Han-Xin Yang, Zhi-Xi Wu

arxiv:1109.0950 v1 · 2011-09-05 · physics.bio-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{YVU2JR2SEIUHTMNAM4A6PDRC4Z}

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	2026-05-18T02:00:39.622722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c569a4c752222879b1a06701e78e22e64eb33c21581d1f49b04d1272ccc69132

Aliases

arxiv: 1109.0950 · arxiv_version: 1109.0950v1 · doi: 10.48550/arxiv.1109.0950 · pith_short_12: YVU2JR2SEIUH · pith_short_16: YVU2JR2SEIUHTMNA · pith_short_8: YVU2JR2S

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/YVU2JR2SEIUHTMNAM4A6PDRC4Z \
  | 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: c569a4c752222879b1a06701e78e22e64eb33c21581d1f49b04d1272ccc69132

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8fbf5e86ef9b0038f3414ef7294b5cc0be631cea28945be6c8cfe785bf1fcc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2011-09-05T16:10:31Z",
    "title_canon_sha256": "1ac6d2f057f40ad4789802a6825ec4de48e26f7bff3ab62a9b59cf9fef4b94bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0950",
    "kind": "arxiv",
    "version": 1
  }
}