Pith Number

pith:EU72A2VX

pith:2009:EU72A2VXNM2GIPZ4BSWZDUS6JA

not attested not anchored not stored refs pending

Studies of opinion stability for small dynamic networks with opportunistic agents

Pawel Sobkowicz

arxiv:0905.4507 v2 · 2009-05-27 · 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{EU72A2VXNM2GIPZ4BSWZDUS6JA}

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	2026-05-18T02:13:31.430053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

253fa06ab76b34643f3c0cad91d25e482b31f0d8a578a61e467d6ee26a1034e7

Aliases

arxiv: 0905.4507 · arxiv_version: 0905.4507v2 · doi: 10.48550/arxiv.0905.4507 · pith_short_12: EU72A2VXNM2G · pith_short_16: EU72A2VXNM2GIPZ4 · pith_short_8: EU72A2VX

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/EU72A2VXNM2GIPZ4BSWZDUS6JA \
  | 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: 253fa06ab76b34643f3c0cad91d25e482b31f0d8a578a61e467d6ee26a1034e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a712123d8dbe7e8eed00939681a58572b3e325e12617e049eef60e295c1c3bee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2009-05-27T20:11:54Z",
    "title_canon_sha256": "1f0c13345015e141b97fc83a0d052c0814c985406159baf9096dea48d3c85909"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4507",
    "kind": "arxiv",
    "version": 2
  }
}