Pith Number

pith:XKXSG5EL

pith:2003:XKXSG5ELBHNH25TPR3ALF4K4MU

not attested not anchored not stored refs pending

Leibniz, Information, Math and Physics

G. J. Chaitin (IBM Research)

arxiv:math/0306303 v2 · 2003-06-20 · 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{XKXSG5ELBHNH25TPR3ALF4K4MU}

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	2026-07-04T14:37:32.420053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baaf23748b09da7d766f8ec0b2f15c652be0c0ae8cffe34275dba0199ecf8a98

Aliases

arxiv: math/0306303 · arxiv_version: math/0306303v2 · doi: 10.48550/arxiv.math/0306303 · pith_short_12: XKXSG5ELBHNH · pith_short_16: XKXSG5ELBHNH25TP · pith_short_8: XKXSG5EL

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/XKXSG5ELBHNH25TPR3ALF4K4MU \
  | 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: baaf23748b09da7d766f8ec0b2f15c652be0c0ae8cffe34275dba0199ecf8a98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ebaa2ec5a77673c2dd875c7d6f48de6b7fd3ce4e0bc3678e44d921785bc89d1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.HO",
    "submitted_at": "2003-06-20T15:23:11Z",
    "title_canon_sha256": "208d1602e0b4a8f21cd9e147c81b959acea9362f64407d08b70d8b8b08aba3d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0306303",
    "kind": "arxiv",
    "version": 2
  }
}