Pith Number

pith:3AF4DG77

pith:2013:3AF4DG77EJ6I5FICQMRDJC5B3Z

not attested not anchored not stored refs pending

Long Time No See: The Probability of Reusing Tags as a Function of Frequency and Recency

Christoph Trattner, Dominik Kowald, Paul Seitlinger, Tobias Ley

arxiv:1312.5111 v1 · 2013-12-18 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3AF4DG77EJ6I5FICQMRDJC5B3Z}

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	2026-05-18T03:04:16.256168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d80bc19bff227c8e95028322348ba1de688117ca7b9aaa195cc39c68f4da283d

Aliases

arxiv: 1312.5111 · arxiv_version: 1312.5111v1 · doi: 10.48550/arxiv.1312.5111 · pith_short_12: 3AF4DG77EJ6I · pith_short_16: 3AF4DG77EJ6I5FIC · pith_short_8: 3AF4DG77

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/3AF4DG77EJ6I5FICQMRDJC5B3Z \
  | 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: d80bc19bff227c8e95028322348ba1de688117ca7b9aaa195cc39c68f4da283d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6ad3f12e4578235ba3d61a27dac4c0704aa9f2b0deed6894b4c71cae58badef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2013-12-18T12:31:23Z",
    "title_canon_sha256": "f7bb68cf61052d49dc68bbe152bcef6c2e18a03df4709cdaeb889614ff6235c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5111",
    "kind": "arxiv",
    "version": 1
  }
}