Pith Number

pith:NT47UMGV

pith:2013:NT47UMGVWYJKXI7MVZTBUBMLBC

not attested not anchored not stored refs pending

Fast Belief Update Using Order-of-Magnitude Probabilities

Moises Goldszmidt

arxiv:1302.4950 v1 · 2013-02-20 · 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{NT47UMGVWYJKXI7MVZTBUBMLBC}

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	2026-05-18T03:33:00.921432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf9fa30d5b612aba3ecae661a058b08b0655846ffdcf0f6ffb5a24b2a6f9813

Aliases

arxiv: 1302.4950 · arxiv_version: 1302.4950v1 · doi: 10.48550/arxiv.1302.4950 · pith_short_12: NT47UMGVWYJK · pith_short_16: NT47UMGVWYJKXI7M · pith_short_8: NT47UMGV

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/NT47UMGVWYJKXI7MVZTBUBMLBC \
  | 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: 6cf9fa30d5b612aba3ecae661a058b08b0655846ffdcf0f6ffb5a24b2a6f9813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6430b55c1b98e33f1ae9e4b2b27040eb8d7f5d0004a0f09b226574460b7ac026",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-02-20T15:20:47Z",
    "title_canon_sha256": "e4ed955eea36d1d201595eddd6970f985ebec0459f0d14804b3a72867a1676ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4950",
    "kind": "arxiv",
    "version": 1
  }
}