Pith Number

pith:L7TAPQS4

pith:2015:L7TAPQS4VV3KIFR4X7C6Q3XNUD

not attested not anchored not stored refs pending

Automatic split-generation for the Fukaya category

Nick Sheridan, Timothy Perutz

arxiv:1510.03848 v2 · 2015-10-13 · math.SG · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7TAPQS4VV3KIFR4X7C6Q3XNUD}

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	2026-05-18T01:30:07.630152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fe607c25cad76a4163cbfc5e86eeda0edbcb0fc7cc8c74b43a4812878cdcbc4

Aliases

arxiv: 1510.03848 · arxiv_version: 1510.03848v2 · doi: 10.48550/arxiv.1510.03848 · pith_short_12: L7TAPQS4VV3K · pith_short_16: L7TAPQS4VV3KIFR4 · pith_short_8: L7TAPQS4

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/L7TAPQS4VV3KIFR4X7C6Q3XNUD \
  | 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: 5fe607c25cad76a4163cbfc5e86eeda0edbcb0fc7cc8c74b43a4812878cdcbc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdb2b388750fef62b052d2486ee06dc403000118f6f4d91a70901feb07218b18",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2015-10-13T20:01:16Z",
    "title_canon_sha256": "5c11c37c205d92c46a335ec0b8f9e9712b7501d8cc230de5f3fd01074f27868b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03848",
    "kind": "arxiv",
    "version": 2
  }
}