Pith Number

pith:7NS3XKU6

pith:2005:7NS3XKU65C7OXTL3WBKNSE75OX

not attested not anchored not stored refs pending

Epistemology as Information Theory: From Leibniz to Omega

G. J. Chaitin (IBM Research)

arxiv:math/0506552 v2 · 2005-06-27 · 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{7NS3XKU65C7OXTL3WBKNSE75OX}

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	2026-07-04T14:40:11.107822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb65bbaa9ee8beebcd7bb054d913fd75c84474a475def6c64c4bfd07ff54eaec

Aliases

arxiv: math/0506552 · arxiv_version: math/0506552v2 · doi: 10.48550/arxiv.math/0506552 · pith_short_12: 7NS3XKU65C7O · pith_short_16: 7NS3XKU65C7OXTL3 · pith_short_8: 7NS3XKU6

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/7NS3XKU65C7OXTL3WBKNSE75OX \
  | 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: fb65bbaa9ee8beebcd7bb054d913fd75c84474a475def6c64c4bfd07ff54eaec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9203ef2995400868b0051efaf6007d9f1567c2f2a20d4495e9e0b8e5d3d88aee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.HO",
    "submitted_at": "2005-06-27T19:01:36Z",
    "title_canon_sha256": "241cd219ee4b6346825ccc7b5c6b029cc3ac46dfc78f4576ef24ac702fa3a510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0506552",
    "kind": "arxiv",
    "version": 2
  }
}