Pith Number

pith:TYRU7HYT

pith:2016:TYRU7HYTGK5UFGLGLYCXLD6RZI

not attested not anchored not stored refs pending

Morse-Novikov cohomology of locally conformally K\"ahler surfaces

Alexandra Otiman

arxiv:1609.07675 v2 · 2016-09-24 · math.DG · math.AT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYRU7HYTGK5UFGLGLYCXLD6RZI}

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	2026-05-18T01:02:12.246423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e234f9f1332bb4299665e05758fd1ca3ad4c422f1be229ec1752899712dcf16

Aliases

arxiv: 1609.07675 · arxiv_version: 1609.07675v2 · doi: 10.48550/arxiv.1609.07675 · pith_short_12: TYRU7HYTGK5U · pith_short_16: TYRU7HYTGK5UFGLG · pith_short_8: TYRU7HYT

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/TYRU7HYTGK5UFGLGLYCXLD6RZI \
  | 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: 9e234f9f1332bb4299665e05758fd1ca3ad4c422f1be229ec1752899712dcf16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7260290e5c1b1ffbb0d2420f29294be0d41dde65cec20f9cb6ccd304417f9c4",
    "cross_cats_sorted": [
      "math.AT",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-09-24T20:59:26Z",
    "title_canon_sha256": "3ee9d899ea6cc28c3e112a8fb8164b9cd869582d45568471e782a11c0e8950eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07675",
    "kind": "arxiv",
    "version": 2
  }
}