Pith Number

pith:ZZNSMU3S

pith:2013:ZZNSMU3SSMVM3VODUL6WHEGYMI

not attested not anchored not stored refs pending

A formalization of re-identification in terms of compatible probabilities

Klara Stokes, Vicen\c{c} Torra

arxiv:1301.5022 v1 · 2013-01-21 · cs.CR · cs.AI · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZNSMU3SSMVM3VODUL6WHEGYMI}

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	2026-05-18T03:35:53.271821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce5b265372932acdd5c3a2fd6390d86234f3f7356bb670d762587dda20285f51

Aliases

arxiv: 1301.5022 · arxiv_version: 1301.5022v1 · doi: 10.48550/arxiv.1301.5022 · pith_short_12: ZZNSMU3SSMVM · pith_short_16: ZZNSMU3SSMVM3VOD · pith_short_8: ZZNSMU3S

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/ZZNSMU3SSMVM3VODUL6WHEGYMI \
  | 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: ce5b265372932acdd5c3a2fd6390d86234f3f7356bb670d762587dda20285f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5027dd6cb2664f630da8ea1a53c456927903e8ee761c2d65ebdc960acae15f33",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-01-21T21:53:56Z",
    "title_canon_sha256": "5af6b788a740fc7ba6a40b661d21be770c73c25527511e9c66584636d9faf69d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5022",
    "kind": "arxiv",
    "version": 1
  }
}