Pith Number

pith:VOY4FZKB

pith:2017:VOY4FZKBEL733CYD7G4D5YFTED

not attested not anchored not stored refs pending

A Categorification of the HOMFLY-PT Polynomial with a Spectral Sequence to Knot Floer Homology

Nathan Dowlin

arxiv:1703.01401 v1 · 2017-03-04 · 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{VOY4FZKBEL733CYD7G4D5YFTED}

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	2026-05-18T00:49:30.875778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abb1c2e54122ffbd8b03f9b83ee0b320e46a8846e277473efc5009b90f9a5f31

Aliases

arxiv: 1703.01401 · arxiv_version: 1703.01401v1 · doi: 10.48550/arxiv.1703.01401 · pith_short_12: VOY4FZKBEL73 · pith_short_16: VOY4FZKBEL733CYD · pith_short_8: VOY4FZKB

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/VOY4FZKBEL733CYD7G4D5YFTED \
  | 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: abb1c2e54122ffbd8b03f9b83ee0b320e46a8846e277473efc5009b90f9a5f31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da445005f9caee9fa32e118a1cf2b9245c5cdcaf7bfded63f84f88bc512bf22e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-03-04T06:17:50Z",
    "title_canon_sha256": "7cbc65afb5332d9f7e92da9f79ab33f912ec1c82b13a295ed9f0fc5b05e6e74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01401",
    "kind": "arxiv",
    "version": 1
  }
}