Pith Number

pith:7CU4NT46

pith:2018:7CU4NT46DCPDJTTQP4MN6S45QD

not attested not anchored not stored refs pending

Extensions and duality

Ilya Shapiro

arxiv:1803.03572 v1 · 2018-03-09 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CU4NT46DCPDJTTQP4MN6S45QD}

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	2026-05-18T00:21:39.103241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8a9c6cf9e189e34ce707f18df4b9d80e31d850d782bf9605f6eaf87f1976d30

Aliases

arxiv: 1803.03572 · arxiv_version: 1803.03572v1 · doi: 10.48550/arxiv.1803.03572 · pith_short_12: 7CU4NT46DCPD · pith_short_16: 7CU4NT46DCPDJTTQ · pith_short_8: 7CU4NT46

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/7CU4NT46DCPDJTTQP4MN6S45QD \
  | 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: f8a9c6cf9e189e34ce707f18df4b9d80e31d850d782bf9605f6eaf87f1976d30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5788a708a392aba7516b120128d42bcbc4f5cd374de97d70d1821b7ab88267df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2018-03-09T15:46:17Z",
    "title_canon_sha256": "430c40040189639461d8e75c88fe5de256177c8db0240a043e5b1665c58fb7d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03572",
    "kind": "arxiv",
    "version": 1
  }
}