Pith Number

pith:WM6UHG3P

pith:2012:WM6UHG3PJKJYAPDNSKKPJMB7TM

not attested not anchored not stored refs pending

Calculating Heegaard-Floer Homology by Counting Lattice Points in Tetrahedra

Cagri Karakurt, Mahir Bilen Can

arxiv:1211.4934 v2 · 2012-11-21 · math.GT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WM6UHG3PJKJYAPDNSKKPJMB7TM}

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	2026-05-18T02:28:55.407051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b33d439b6f4a93803c6d9294f4b03f9b2c489b8e332e008255e1259cecb1b0e2

Aliases

arxiv: 1211.4934 · arxiv_version: 1211.4934v2 · doi: 10.48550/arxiv.1211.4934 · pith_short_12: WM6UHG3PJKJY · pith_short_16: WM6UHG3PJKJYAPDN · pith_short_8: WM6UHG3P

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/WM6UHG3PJKJYAPDNSKKPJMB7TM \
  | 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: b33d439b6f4a93803c6d9294f4b03f9b2c489b8e332e008255e1259cecb1b0e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e6f2bd87152113127db23d6fe8b2e226a0ed66ebe776467bffe00a1c0653ac9",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2012-11-21T04:45:26Z",
    "title_canon_sha256": "5c492883a613ca05cb45bf7fe6104f36ccab869bd7d6afb9002f6c6bbf6155d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4934",
    "kind": "arxiv",
    "version": 2
  }
}