Pith Number

pith:WDOFCCVD

pith:2019:WDOFCCVDAZJ3XVFSPOZ66ZGJ3M

not attested not anchored not stored refs pending

The Levine-Tristram signature: a survey

Anthony Conway

arxiv:1903.04477 v1 · 2019-03-11 · 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{WDOFCCVDAZJ3XVFSPOZ66ZGJ3M}

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.

Cited by

1 paper in Pith

A Fast, Strong, Topologically Meaningful and Fun Knot Invariant

Receipt and verification

First computed	2026-05-17T23:51:35.215595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0dc510aa30653bbd4b27bb3ef64c9db17779a36cb570120283a6a2748936dd9

Aliases

arxiv: 1903.04477 · arxiv_version: 1903.04477v1 · doi: 10.48550/arxiv.1903.04477 · pith_short_12: WDOFCCVDAZJ3 · pith_short_16: WDOFCCVDAZJ3XVFS · pith_short_8: WDOFCCVD

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/WDOFCCVDAZJ3XVFSPOZ66ZGJ3M \
  | 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: b0dc510aa30653bbd4b27bb3ef64c9db17779a36cb570120283a6a2748936dd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "572df135363742c7a391a2d44d138faeda10b1e49d7710c18872df6f45c5ad5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-03-11T17:53:47Z",
    "title_canon_sha256": "34cf4d3ef2b399931471a37fbf1715eb1ec2630edb181500b4b8bd05fe872278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04477",
    "kind": "arxiv",
    "version": 1
  }
}