Pith Number

pith:SFYC4JA7

pith:2019:SFYC4JA7ISJYBJKAAWUGJHIFJS

not attested not anchored not stored refs pending

Certain Results On $N(\Kappa)$-contact Metric Manifolds

Absos Ali Shaikh, Sunil Kumar Yadav

arxiv:1906.05183 v1 · 2019-06-11 · 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{SFYC4JA7ISJYBJKAAWUGJHIFJS}

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	2026-05-17T23:43:29.265011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91702e241f449380a54005a8649d054c83fbec688521f68bc60fc31d6069b9c8

Aliases

arxiv: 1906.05183 · arxiv_version: 1906.05183v1 · doi: 10.48550/arxiv.1906.05183 · pith_short_12: SFYC4JA7ISJY · pith_short_16: SFYC4JA7ISJYBJKA · pith_short_8: SFYC4JA7

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/SFYC4JA7ISJYBJKAAWUGJHIFJS \
  | 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: 91702e241f449380a54005a8649d054c83fbec688521f68bc60fc31d6069b9c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7e78358977fa0033a968c9a213926c789717e7a163e7e5b224ac8e64a48d074",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-06-11T11:09:47Z",
    "title_canon_sha256": "289201628fcd81d468a4b019a9c4452f01cd19515bf95ecad65ff2fc42884149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05183",
    "kind": "arxiv",
    "version": 1
  }
}