Pith Number

pith:QAPHLDUG

pith:2016:QAPHLDUGXRDDJ2GTHIUTMM7TCF

not attested not anchored not stored refs pending

Turning a coin over instead of tossing it

Janos Englander, Stanislav Volkov

arxiv:1606.03281 v1 · 2016-06-10 · 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{QAPHLDUGXRDDJ2GTHIUTMM7TCF}

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	2026-05-18T01:12:37.230903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

801e758e86bc4634e8d33a293633f3114542507c82f53688453309ae74c69ab1

Aliases

arxiv: 1606.03281 · arxiv_version: 1606.03281v1 · doi: 10.48550/arxiv.1606.03281 · pith_short_12: QAPHLDUGXRDD · pith_short_16: QAPHLDUGXRDDJ2GT · pith_short_8: QAPHLDUG

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/QAPHLDUGXRDDJ2GTHIUTMM7TCF \
  | 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: 801e758e86bc4634e8d33a293633f3114542507c82f53688453309ae74c69ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c1611c1db454eed701b10879b2f4d820ecb02c020579969c611137286d0acd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2016-06-10T11:58:58Z",
    "title_canon_sha256": "c4cf9fa5f8e884e8244466f646a688d4d8ee93e45187cfe3fef5f4358b8bdf92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03281",
    "kind": "arxiv",
    "version": 1
  }
}