Pith Number

pith:J7LNJFHM

pith:2012:J7LNJFHMMABPM3GTW2K4EBOQGA

not attested not anchored not stored refs pending

Functions that preserve p-randomness

Stephen A. Fenner

arxiv:1202.6395 v1 · 2012-02-28 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7LNJFHMMABPM3GTW2K4EBOQGA}

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	2026-05-18T04:01:12.685752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fd6d494ec6002f66cd3b695c205d03002760f90eb6d4162ada74ba85b519015

Aliases

arxiv: 1202.6395 · arxiv_version: 1202.6395v1 · doi: 10.48550/arxiv.1202.6395 · pith_short_12: J7LNJFHMMABP · pith_short_16: J7LNJFHMMABPM3GT · pith_short_8: J7LNJFHM

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/J7LNJFHMMABPM3GTW2K4EBOQGA \
  | 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: 4fd6d494ec6002f66cd3b695c205d03002760f90eb6d4162ada74ba85b519015

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76444e6ee15953c38e036436b32ca019574306e85a1ad2fcd7c720acd6fb08d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2012-02-28T22:03:38Z",
    "title_canon_sha256": "4bee1f4133f7efcd77ebe6b405cf1d8cc057234eec0de7ff2c80b3cd29eafce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6395",
    "kind": "arxiv",
    "version": 1
  }
}