Pith Number

pith:QGSMQXVQ

pith:2016:QGSMQXVQMWDSHWWSCZM345VEZA

not attested not anchored not stored refs pending

A heat equation on a quaternionic contact manifold

Alexander Petkov, Stefan Ivanov

arxiv:1608.00460 v1 · 2016-08-01 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGSMQXVQMWDSHWWSCZM345VEZA}

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	2026-05-18T01:10:11.741487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a4c85eb0658723dad21659be76a4c82fc9533abcd216ff5c45f4f1890e61b4

Aliases

arxiv: 1608.00460 · arxiv_version: 1608.00460v1 · doi: 10.48550/arxiv.1608.00460 · pith_short_12: QGSMQXVQMWDS · pith_short_16: QGSMQXVQMWDSHWWS · pith_short_8: QGSMQXVQ

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/QGSMQXVQMWDSHWWSCZM345VEZA \
  | 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: 81a4c85eb0658723dad21659be76a4c82fc9533abcd216ff5c45f4f1890e61b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33be8a1e7c0e098344fd5bc306b92d7fc4ee25f11a019f54ff55e05e03fa0c81",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-08-01T14:59:43Z",
    "title_canon_sha256": "06532ab54a09873d980d0064aa5577b6f32c0fb47941b2d05f122a2766e16095"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00460",
    "kind": "arxiv",
    "version": 1
  }
}