Pith Number

pith:62FEY5SQ

pith:2004:62FEY5SQIE3H7HRXFHFOV42O74

not attested not anchored not stored refs pending

What is Probability?

Simon Saunders

arxiv:quant-ph/0412194 v1 · 2004-12-24 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62FEY5SQIE3H7HRXFHFOV42O74}

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	2026-05-18T01:37:58.085802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f68a4c765041367f9e3729caeaf34eff092d94528b8ad77b8159ab9e1fc8aa58

Aliases

arxiv: quant-ph/0412194 · arxiv_version: quant-ph/0412194v1 · doi: 10.48550/arxiv.quant-ph/0412194 · pith_short_12: 62FEY5SQIE3H · pith_short_16: 62FEY5SQIE3H7HRX · pith_short_8: 62FEY5SQ

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/62FEY5SQIE3H7HRXFHFOV42O74 \
  | 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: f68a4c765041367f9e3729caeaf34eff092d94528b8ad77b8159ab9e1fc8aa58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "497dc83354b03e54ba274ce5e0ed4888a01e4df23817c9384a64e9863bd70aaf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-12-24T13:33:59Z",
    "title_canon_sha256": "2a952d815c66adb6e4e6a4ad9f6cd3a3a001e2aaf738fa0ccf6ac4ed4fc533a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0412194",
    "kind": "arxiv",
    "version": 1
  }
}