Pith Number

pith:3C5CUVVA

pith:2017:3C5CUVVAX5RG2TVQ6Y4MKSLRMD

not attested not anchored not stored refs pending

Random Coin Tossing with unknown bias

Cl\'audia Peixoto, Diego Marcondes

arxiv:1709.02362 v2 · 2017-09-07 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3C5CUVVAX5RG2TVQ6Y4MKSLRMD}

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	2026-05-17T23:50:42.921662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8ba2a56a0bf626d4eb0f638c5497160c99d7c91c9a98202b260d4cf3a9c3377

Aliases

arxiv: 1709.02362 · arxiv_version: 1709.02362v2 · doi: 10.48550/arxiv.1709.02362 · pith_short_12: 3C5CUVVAX5RG · pith_short_16: 3C5CUVVAX5RG2TVQ · pith_short_8: 3C5CUVVA

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/3C5CUVVAX5RG2TVQ6Y4MKSLRMD \
  | 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: d8ba2a56a0bf626d4eb0f638c5497160c99d7c91c9a98202b260d4cf3a9c3377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ba3955d1ad2234e4821b8fe41d8fe53db4b16cb06dd1ae3e141b013b5065336",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-09-07T17:26:26Z",
    "title_canon_sha256": "1c99404f50993299c4e69d2c1ed7a62cecf71315f24ee8581ff5078b69dc53ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02362",
    "kind": "arxiv",
    "version": 2
  }
}