Pith Number

pith:VVJEYZSS

pith:2011:VVJEYZSS5LYVJKQUUJNW3BWQSU

not attested not anchored not stored refs pending

Independence of Tabulation-Based Hash Classes

Philipp Woelfel, Toryn Qwyllyn Klassen

arxiv:1112.3323 v1 · 2011-12-14 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVJEYZSS5LYVJKQUUJNW3BWQSU}

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	2026-05-18T04:06:19.490631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad524c6652eaf154aa14a25b6d86d0950bbe77a117282b837dbeead17c74c5c2

Aliases

arxiv: 1112.3323 · arxiv_version: 1112.3323v1 · doi: 10.48550/arxiv.1112.3323 · pith_short_12: VVJEYZSS5LYV · pith_short_16: VVJEYZSS5LYVJKQU · pith_short_8: VVJEYZSS

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/VVJEYZSS5LYVJKQUUJNW3BWQSU \
  | 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: ad524c6652eaf154aa14a25b6d86d0950bbe77a117282b837dbeead17c74c5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ba3d785713e09847f85acb31cd8893978ffca28b85c9555e206ebf9e9c41dec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-12-14T20:17:50Z",
    "title_canon_sha256": "a04512077729691778befb8e9edccba3574090d9713fccd81fef315116095485"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3323",
    "kind": "arxiv",
    "version": 1
  }
}