Pith Number

pith:3TX36VBG

pith:2007:3TX36VBGZHGOVMEXD43QEPDLNY

not attested not anchored not stored refs pending

Knot Floer homology and Seifert surfaces

Andras Juhasz

arxiv:math/0702514 v2 · 2007-02-17 · 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{3TX36VBGZHGOVMEXD43QEPDLNY}

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	2026-05-18T02:41:26.567687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcefbf5426c9cceab0971f37023c6b6e0cd444a0fac7156f3b62fd75c616e58f

Aliases

arxiv: math/0702514 · arxiv_version: math/0702514v2 · doi: 10.48550/arxiv.math/0702514 · pith_short_12: 3TX36VBGZHGO · pith_short_16: 3TX36VBGZHGOVMEX · pith_short_8: 3TX36VBG

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/3TX36VBGZHGOVMEXD43QEPDLNY \
  | 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: dcefbf5426c9cceab0971f37023c6b6e0cd444a0fac7156f3b62fd75c616e58f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ab8c3ab8253ee12a6aa4f7a687d5e2484932df16e1684950cd98b0fedd0751c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2007-02-17T23:42:05Z",
    "title_canon_sha256": "e8314109a8fe28fae64c266dec651f644de0d9b2ba2a485cc1d3a532c706e4c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0702514",
    "kind": "arxiv",
    "version": 2
  }
}