Pith Number

pith:E6WWNJLF

pith:2014:E6WWNJLF4S3KZXC7LX2SJL4DMY

not attested not anchored not stored refs pending

Evolution of cooperation on scale-free networks under limited resources

Farhad Fazileh, Sara Sadat Veradi Isfahani

arxiv:1407.6638 v2 · 2014-07-24 · q-bio.PE · nlin.AO · 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{E6WWNJLF4S3KZXC7LX2SJL4DMY}

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	2026-05-18T01:22:08.574192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ad66a565e4b6acdc5f5df524af83662fcb775d907833e7c24dd6044c9481b4

Aliases

arxiv: 1407.6638 · arxiv_version: 1407.6638v2 · doi: 10.48550/arxiv.1407.6638 · pith_short_12: E6WWNJLF4S3K · pith_short_16: E6WWNJLF4S3KZXC7 · pith_short_8: E6WWNJLF

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/E6WWNJLF4S3KZXC7LX2SJL4DMY \
  | 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: 27ad66a565e4b6acdc5f5df524af83662fcb775d907833e7c24dd6044c9481b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f99b06f1c1a87348a7396b96f326efcac72630bdef6092db06e845590910489",
    "cross_cats_sorted": [
      "nlin.AO",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-07-24T16:25:13Z",
    "title_canon_sha256": "35f1f0122d286f12c864b1df3756e0f8f4b6176ce3a51f74b2dda7800561f91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6638",
    "kind": "arxiv",
    "version": 2
  }
}