Pith Number

pith:AIYBTUB6

pith:2018:AIYBTUB6YXUX76PAYZO7O7KOBS

not attested not anchored not stored refs pending

Choice Revision

Li Zhang

arxiv:1804.07602 v2 · 2018-04-20 · math.LO · cs.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{AIYBTUB6YXUX76PAYZO7O7KOBS}

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	2026-05-18T00:17:10.840784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

023019d03ec5e97ff9e0c65df77d4e0c8181eeee2cbbd8b46a3fac6f25c7a021

Aliases

arxiv: 1804.07602 · arxiv_version: 1804.07602v2 · doi: 10.48550/arxiv.1804.07602 · pith_short_12: AIYBTUB6YXUX · pith_short_16: AIYBTUB6YXUX76PA · pith_short_8: AIYBTUB6

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/AIYBTUB6YXUX76PAYZO7O7KOBS \
  | 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: 023019d03ec5e97ff9e0c65df77d4e0c8181eeee2cbbd8b46a3fac6f25c7a021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e00cbb97a418bcea2e442e4364a6a9f11dc9b5b3982b933fa5761caa34e2d5d8",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-04-20T13:28:20Z",
    "title_canon_sha256": "0640fb5040274323856dea8cdc1154619dd6c88873d7474036e77945f743c27a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07602",
    "kind": "arxiv",
    "version": 2
  }
}