Pith Number

pith:W3UYV72A

pith:2009:W3UYV72ATZQS4UXAM623UGZJFV

not attested not anchored not stored refs pending

Updating Sets of Probabilities

Adam J. Grove, Joseph Y. Halpern

arxiv:0906.4332 v2 · 2009-06-23 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3UYV72ATZQS4UXAM623UGZJFV}

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	2026-05-18T02:45:38.732492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e98aff409e612e52e067b5ba1b292d6633d492b9b00b99883ca5070d3bc5eb

Aliases

arxiv: 0906.4332 · arxiv_version: 0906.4332v2 · doi: 10.48550/arxiv.0906.4332 · pith_short_12: W3UYV72ATZQS · pith_short_16: W3UYV72ATZQS4UXA · pith_short_8: W3UYV72A

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/W3UYV72ATZQS4UXAM623UGZJFV \
  | 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: b6e98aff409e612e52e067b5ba1b292d6633d492b9b00b99883ca5070d3bc5eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd2375e9233001e82999d89b331832d8af7098929aa4689919f0100aaa950e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2009-06-23T19:34:47Z",
    "title_canon_sha256": "1d246a509414c9369f3d48e62a51d8f95617d3c69e5212e269df3e4fdf73a65e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4332",
    "kind": "arxiv",
    "version": 2
  }
}