Pith Number

pith:63O73AS7

pith:2015:63O73AS7RDITTRSTNAXKGEAAC3

not attested not anchored not stored refs pending

Unoriented knot Floer homology and the unoriented four-ball genus

Andras Stipsicz, Peter Ozsvath, Zoltan Szabo

arxiv:1508.03243 v1 · 2015-08-13 · 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{63O73AS7RDITTRSTNAXKGEAAC3}

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	2026-05-18T01:35:21.340441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6ddfd825f88d139c653682ea3100016fdbde4f718f6519c8f80e7f6e6e610db

Aliases

arxiv: 1508.03243 · arxiv_version: 1508.03243v1 · doi: 10.48550/arxiv.1508.03243 · pith_short_12: 63O73AS7RDIT · pith_short_16: 63O73AS7RDITTRST · pith_short_8: 63O73AS7

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/63O73AS7RDITTRSTNAXKGEAAC3 \
  | 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: f6ddfd825f88d139c653682ea3100016fdbde4f718f6519c8f80e7f6e6e610db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f6255b1db14e11d5f0fbf9b5d9c923a052c468cac36d424be90b0bfd6494261",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2015-08-13T15:06:47Z",
    "title_canon_sha256": "efe96a7c46b6e809695227bb562729455296a73794f0c801a6f9b16d4f6880b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03243",
    "kind": "arxiv",
    "version": 1
  }
}