Pith Number

pith:VBM64GL2

pith:1994:VBM64GL2EKACSNR5IDPHFTTDKX

not attested not anchored not stored refs pending

Three-dimensional BF Theories and the Alexander-Conway Invariant of Knots

A. S. Cattaneo, M. Martellini, P. Cotta-Ramusino

arxiv:hep-th/9407070 v1 · 1994-07-13 · hep-th · alg-geom · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VBM64GL2EKACSNR5IDPHFTTDKX}

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	2026-05-18T01:06:04.483072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a859ee197a228029363d40de72ce6355e30933a3b5aee468e655e118065e5aac

Aliases

arxiv: hep-th/9407070 · arxiv_version: hep-th/9407070v1 · doi: 10.48550/arxiv.hep-th/9407070 · pith_short_12: VBM64GL2EKAC · pith_short_16: VBM64GL2EKACSNR5 · pith_short_8: VBM64GL2

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/VBM64GL2EKACSNR5IDPHFTTDKX \
  | 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: a859ee197a228029363d40de72ce6355e30933a3b5aee468e655e118065e5aac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f308e6ef6ae6523991528035edf443d09c3fd2549f1eae59189f0f354c712a1",
    "cross_cats_sorted": [
      "alg-geom",
      "math.QA"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1994-07-13T19:04:38Z",
    "title_canon_sha256": "6aa187208bca25bd3a4a824db687b16c6af3083784ff7f0dcb5b4f05be4426d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9407070",
    "kind": "arxiv",
    "version": 1
  }
}