Pith Number

pith:QNVKS6AS

pith:2013:QNVKS6AS4TG3VKXAN5GDRNBV5G

not attested not anchored not stored refs pending

A survey of Heegaard Floer homology

Andras Juhasz

arxiv:1310.3418 v3 · 2013-10-12 · 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{QNVKS6AS4TG3VKXAN5GDRNBV5G}

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	2026-05-18T02:19:36.382642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836aa97812e4cdbaaae06f4c38b435e995df90e0dbaad364ffdcd9b13b4e6482

Aliases

arxiv: 1310.3418 · arxiv_version: 1310.3418v3 · doi: 10.48550/arxiv.1310.3418 · pith_short_12: QNVKS6AS4TG3 · pith_short_16: QNVKS6AS4TG3VKXA · pith_short_8: QNVKS6AS

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/QNVKS6AS4TG3VKXAN5GDRNBV5G \
  | 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: 836aa97812e4cdbaaae06f4c38b435e995df90e0dbaad364ffdcd9b13b4e6482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a44b6455298bb8afb247ff327578621f101b6cefa7f1f81300c08e61dd8d4749",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-10-12T19:46:18Z",
    "title_canon_sha256": "ba294bcf312e7bea31f48b3a211ba1b927bde1c336cb2bc845328dfd30f7a19b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3418",
    "kind": "arxiv",
    "version": 3
  }
}