Pith Number

pith:BTF5E3SA

pith:2009:BTF5E3SAIHEPZBBOX7COXS4ZNK

not attested not anchored not stored refs pending

The decategorification of sutured Floer homology

Andr\'as Juh\'asz, Jacob Rasmussen, Stefan Friedl

arxiv:0903.5287 v4 · 2009-03-30 · 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{BTF5E3SAIHEPZBBOX7COXS4ZNK}

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	2026-05-18T03:51:25.891041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ccbd26e4041c8fc842ebfc4ebcb996a89b1c516d8f9c2038a50eb39163d6015

Aliases

arxiv: 0903.5287 · arxiv_version: 0903.5287v4 · doi: 10.48550/arxiv.0903.5287 · pith_short_12: BTF5E3SAIHEP · pith_short_16: BTF5E3SAIHEPZBBO · pith_short_8: BTF5E3SA

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/BTF5E3SAIHEPZBBOX7COXS4ZNK \
  | 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: 0ccbd26e4041c8fc842ebfc4ebcb996a89b1c516d8f9c2038a50eb39163d6015

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a4d84a1af76580c6216586f7061bd7bc9bebcc985f5c5a54404e34bf2058f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2009-03-30T19:21:49Z",
    "title_canon_sha256": "2a29e9e09b5ef95fef9cec2c6b3e201925b7952f578e415ed39b6bcfa85d374d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5287",
    "kind": "arxiv",
    "version": 4
  }
}