Pith Number

pith:7VQSHAVE

pith:2013:7VQSHAVEW6D6IDE7TFPRV3LBBU

not attested not anchored not stored refs pending

Combinatorial Heegaard Floer homology and sign assignments

Andr\'as I. Stipsicz, Peter Ozsv\'ath, Zolt\'an Szab\'o

arxiv:1301.0480 v1 · 2013-01-03 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VQSHAVEW6D6IDE7TFPRV3LBBU}

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	2026-05-18T03:37:19.494807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd612382a4b787e40c9f995f1aed610d07d2eb3486937d606c13a3a6a4c5198f

Aliases

arxiv: 1301.0480 · arxiv_version: 1301.0480v1 · doi: 10.48550/arxiv.1301.0480 · pith_short_12: 7VQSHAVEW6D6 · pith_short_16: 7VQSHAVEW6D6IDE7 · pith_short_8: 7VQSHAVE

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/7VQSHAVEW6D6IDE7TFPRV3LBBU \
  | 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: fd612382a4b787e40c9f995f1aed610d07d2eb3486937d606c13a3a6a4c5198f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f6c6d5bcbb1c4f6596af38dd72c69f7369c025e17d14dd9cbfde72bc2aafc1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-01-03T15:19:54Z",
    "title_canon_sha256": "ea7b5127258b615df056bd3bd348ae4b89c82583d5e13bae67f4c0ec18a4308a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0480",
    "kind": "arxiv",
    "version": 1
  }
}