Pith Number

pith:WKKTMQV6

pith:2013:WKKTMQV6WCNQKQVWOQ4QMCJDJG

not attested not anchored not stored refs pending

Transitive Reduction of Citation Networks

James R. Clough, Jamie Gollings, Tamar V. Loach, Tim S. Evans

arxiv:1310.8224 v2 · 2013-10-30 · physics.soc-ph · cs.DL · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKKTMQV6WCNQKQVWOQ4QMCJDJG}

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	2026-05-18T01:37:21.677209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2953642beb09b0542b6743906092349839ab6cc692bf49961766b0dba7e13ed

Aliases

arxiv: 1310.8224 · arxiv_version: 1310.8224v2 · doi: 10.48550/arxiv.1310.8224 · pith_short_12: WKKTMQV6WCNQ · pith_short_16: WKKTMQV6WCNQKQVW · pith_short_8: WKKTMQV6

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/WKKTMQV6WCNQKQVWOQ4QMCJDJG \
  | 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: b2953642beb09b0542b6743906092349839ab6cc692bf49961766b0dba7e13ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9891f1d525da72641ca539cf6783f6507c40f7b10a43785a4e677620d55d01a4",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-10-30T16:32:45Z",
    "title_canon_sha256": "06faf477c72f96826dcdcfd8c5547e5eb9ebf808fb6ae8b77decea10651edb7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8224",
    "kind": "arxiv",
    "version": 2
  }
}