Pith Number

pith:HWW5BO2T

pith:2004:HWW5BO2TWCZO3POGMWNC2MTWFC

not attested not anchored not stored refs pending

Heegaard Floer homology of certain mapping tori

Stanislav Jabuka, Thomas Mark

arxiv:math/0405314 v2 · 2004-05-16 · math.GT · 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{HWW5BO2TWCZO3POGMWNC2MTWFC}

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	2026-05-18T02:41:32.452015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dadd0bb53b0b2edbdc6659a2d32762882030d5eef634b1e8b01796049334d86

Aliases

arxiv: math/0405314 · arxiv_version: math/0405314v2 · doi: 10.48550/arxiv.math/0405314 · pith_short_12: HWW5BO2TWCZO · pith_short_16: HWW5BO2TWCZO3POG · pith_short_8: HWW5BO2T

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/HWW5BO2TWCZO3POGMWNC2MTWFC \
  | 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: 3dadd0bb53b0b2edbdc6659a2d32762882030d5eef634b1e8b01796049334d86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dde86bef570263d596f1df5614105320afd433d73fb3dc7cfb500156d51a133",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2004-05-16T21:44:42Z",
    "title_canon_sha256": "5bd80a1efab8af097b933a17ef23655883fc1e3e89959308252256063d24872e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0405314",
    "kind": "arxiv",
    "version": 2
  }
}