Pith Number

pith:5PQ36JU5

pith:2015:5PQ36JU5UBNYXEX4MYEEE6MD3T

not attested not anchored not stored refs pending

Anonymity in Predicting the Future

Daniel J. Velleman, Dvij Bajpai

arxiv:1508.06865 v1 · 2015-08-27 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PQ36JU5UBNYXEX4MYEEE6MD3T}

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	2026-05-18T01:34:40.684295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebe1bf269da05b8b92fc6608427983dce3e2cba107281e856cd26f880050834d

Aliases

arxiv: 1508.06865 · arxiv_version: 1508.06865v1 · doi: 10.48550/arxiv.1508.06865 · pith_short_12: 5PQ36JU5UBNY · pith_short_16: 5PQ36JU5UBNYXEX4 · pith_short_8: 5PQ36JU5

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/5PQ36JU5UBNYXEX4MYEEE6MD3T \
  | 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: ebe1bf269da05b8b92fc6608427983dce3e2cba107281e856cd26f880050834d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "724a740d661a7c2ce437af3353acc85a88d6d0720de3b51080fd18fd2f25f99c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-08-27T14:10:29Z",
    "title_canon_sha256": "5f0700164699fec2d5a23cd05713381b86ac3aedaaf96b175bf591bd75cb3c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06865",
    "kind": "arxiv",
    "version": 1
  }
}