Pith Number

pith:Q3LQLNGR

pith:2004:Q3LQLNGRCFG535DUAKC3OR2KDE

not attested not anchored not stored refs pending

Meta Math! The Quest for Omega

G. J. Chaitin (IBM Research)

arxiv:math/0404335 v7 · 2004-04-19 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3LQLNGRCFG535DUAKC3OR2KDE}

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.

Cited by

1 paper in Pith

On Chaitin's Heuristic Principle and Halting Probability

Receipt and verification

First computed	2026-07-04T14:38:32.606806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86d705b4d1114dddf4740285b7474a193aac50ff4f347800608a2ab0b7851236

Aliases

arxiv: math/0404335 · arxiv_version: math/0404335v7 · doi: 10.48550/arxiv.math/0404335 · pith_short_12: Q3LQLNGRCFG5 · pith_short_16: Q3LQLNGRCFG535DU · pith_short_8: Q3LQLNGR

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/Q3LQLNGRCFG535DUAKC3OR2KDE \
  | 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: 86d705b4d1114dddf4740285b7474a193aac50ff4f347800608a2ab0b7851236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ee3c8396e788697e273017a4735a78e5e5e3af0c33d4309ee880f8ca2d24a0e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.HO",
    "submitted_at": "2004-04-19T14:00:19Z",
    "title_canon_sha256": "1f1577bd5b7d06d7592504715ff4b6609b2c4b143ffa6da19ee281bf8e7bfa97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0404335",
    "kind": "arxiv",
    "version": 7
  }
}