Pith Number

pith:PRHEBOFI

pith:2013:PRHEBOFIRACAHYJMMZ3ETZDRHX

not attested not anchored not stored refs pending

A Probabilistic Reasoning Environment

Kathryn Blackmond Laskey

arxiv:1304.1130 v1 · 2013-03-27 · 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{PRHEBOFIRACAHYJMMZ3ETZDRHX}

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	2026-05-18T03:29:04.473962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c4e40b8a8880403e12c667649e4713dfdda5855cc534b864e3a05103dfc26b5

Aliases

arxiv: 1304.1130 · arxiv_version: 1304.1130v1 · doi: 10.48550/arxiv.1304.1130 · pith_short_12: PRHEBOFIRACA · pith_short_16: PRHEBOFIRACAHYJM · pith_short_8: PRHEBOFI

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/PRHEBOFIRACAHYJMMZ3ETZDRHX \
  | 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: 7c4e40b8a8880403e12c667649e4713dfdda5855cc534b864e3a05103dfc26b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efaf76c664476d8482d3c42b0c0c16fa37f6a1bac81a109609c43bf4690906f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-03-27T13:59:09Z",
    "title_canon_sha256": "f9eb664bb92d002519f01fefde526ce0a6424a9db65382a30760e51b2c867d98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1130",
    "kind": "arxiv",
    "version": 1
  }
}