Pith Number

pith:3NTKRYCP

pith:2018:3NTKRYCPB57BV6MAHQTZWKP6G2

not attested not anchored not stored refs pending

Detecting and visualizing 3-dimensional surgery

Louis H.Kauffman, Sofa Lambropoulou, Stathis Antoniou

arxiv:1811.08384 v1 · 2018-11-20 · 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{3NTKRYCPB57BV6MAHQTZWKP6G2}

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

Wormhole Nucleation via Topological Surgery in Lorentzian Geometry

Receipt and verification

First computed	2026-05-18T00:00:14.223475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db66a8e04f0f7e1af9803c279b29fe36a1159e3c5e1f9534c57954eaf0180958

Aliases

arxiv: 1811.08384 · arxiv_version: 1811.08384v1 · doi: 10.48550/arxiv.1811.08384 · pith_short_12: 3NTKRYCPB57B · pith_short_16: 3NTKRYCPB57BV6MA · pith_short_8: 3NTKRYCP

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/3NTKRYCPB57BV6MAHQTZWKP6G2 \
  | 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: db66a8e04f0f7e1af9803c279b29fe36a1159e3c5e1f9534c57954eaf0180958

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2d714b6b1bdb101e2de04fc3bc616ff578fe18d873314c470c4f18f210271b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-11-20T17:40:11Z",
    "title_canon_sha256": "d469f25af11456fe194cea9f8e9b3da19f9bb27c6f1dc4b8fa62d248f8e3f411"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08384",
    "kind": "arxiv",
    "version": 1
  }
}