Pith Number

pith:QYXRUYDK

pith:2017:QYXRUYDK33I4ZIOZ44MWJCI35V

not attested not anchored not stored refs pending

Recent progress on conditional randomness

Hayato Takahashi

arxiv:1701.06476 v1 · 2017-01-02 · math.LO · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYXRUYDK33I4ZIOZ44MWJCI35V}

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	2026-05-18T00:52:18.245932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

862f1a606aded1cca1d9e71964891bed7a32be4b66ead4bd40bb7be1736f9192

Aliases

arxiv: 1701.06476 · arxiv_version: 1701.06476v1 · doi: 10.48550/arxiv.1701.06476 · pith_short_12: QYXRUYDK33I4 · pith_short_16: QYXRUYDK33I4ZIOZ · pith_short_8: QYXRUYDK

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/QYXRUYDK33I4ZIOZ44MWJCI35V \
  | 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: 862f1a606aded1cca1d9e71964891bed7a32be4b66ead4bd40bb7be1736f9192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e32414dab3bd0f6bd3715284e46cb36f6d076a4ea593abfb1eec65681e7c428",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-01-02T09:12:39Z",
    "title_canon_sha256": "86147fbe23d565f48d02d3b57e64e0f205809b29bf88019259613bcd23083b58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06476",
    "kind": "arxiv",
    "version": 1
  }
}