Pith Number

pith:J7OMJQ4K

pith:2014:J7OMJQ4KUEN5JBPHUNDIL7Y7AL

not attested not anchored not stored refs pending

On the holonomy group of hypersurfaces

Ognian Kassabov

arxiv:1401.6627 v2 · 2014-01-26 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7OMJQ4KUEN5JBPHUNDIL7Y7AL}

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	2026-05-18T02:26:45.558179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fdcc4c38aa11bd485e7a34685ff1f02daa67c9579139a6433d975ecde7e7c3b

Aliases

arxiv: 1401.6627 · arxiv_version: 1401.6627v2 · doi: 10.48550/arxiv.1401.6627 · pith_short_12: J7OMJQ4KUEN5 · pith_short_16: J7OMJQ4KUEN5JBPH · pith_short_8: J7OMJQ4K

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/J7OMJQ4KUEN5JBPHUNDIL7Y7AL \
  | 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: 4fdcc4c38aa11bd485e7a34685ff1f02daa67c9579139a6433d975ecde7e7c3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "487f2357c15e77110eec163f7fa1ad19dd0fa1720f933e46fcc9a15d323e69db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-26T08:38:25Z",
    "title_canon_sha256": "9c4455a3a606ba9cf1dcee7ff9b8b68d682afed4cb6a26b68f3ac5a73cd4eebb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6627",
    "kind": "arxiv",
    "version": 2
  }
}