Pith Number

pith:GGOKO6KH

pith:2015:GGOKO6KH5DYPYGVMHOSVRRCOIQ

not attested not anchored not stored refs pending

Examples of 3-quasi-Sasakian manifolds

Antonio De Nicola, Beniamino Cappelletti-Montano, Ivan Yudin

arxiv:1511.03505 v1 · 2015-11-11 · 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{GGOKO6KH5DYPYGVMHOSVRRCOIQ}

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	2026-05-18T01:27:14.432367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

319ca77947e8f0fc1aac3ba558c44e442f9b40c6520fa098b072cf4c2ef04073

Aliases

arxiv: 1511.03505 · arxiv_version: 1511.03505v1 · doi: 10.48550/arxiv.1511.03505 · pith_short_12: GGOKO6KH5DYP · pith_short_16: GGOKO6KH5DYPYGVM · pith_short_8: GGOKO6KH

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/GGOKO6KH5DYPYGVMHOSVRRCOIQ \
  | 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: 319ca77947e8f0fc1aac3ba558c44e442f9b40c6520fa098b072cf4c2ef04073

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bab04f3530e3e459c70dcf536b5c46c7acd163154ca37d21f86a569b3e5a363a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-11-11T13:59:26Z",
    "title_canon_sha256": "5ad916fbf363fccd09bb8125289b1df8ea9a0036fd856b16b51ccb6b33978ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03505",
    "kind": "arxiv",
    "version": 1
  }
}