Pith Number

pith:454FLG3I

pith:2009:454FLG3IWK4D7K474D572IZRIQ

not attested not anchored not stored refs pending

Geometric limits of knot complements

Jessica S. Purcell, Juan Souto

arxiv:0902.1662 v1 · 2009-02-10 · math.GT · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{454FLG3IWK4D7K474D572IZRIQ}

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	2026-05-18T02:58:10.688916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e778559b68b2b83fab9fe0fbfd23314423e8b2f171aed70bfcb6481feb08967e

Aliases

arxiv: 0902.1662 · arxiv_version: 0902.1662v1 · doi: 10.48550/arxiv.0902.1662 · pith_short_12: 454FLG3IWK4D · pith_short_16: 454FLG3IWK4D7K47 · pith_short_8: 454FLG3I

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/454FLG3IWK4D7K474D572IZRIQ \
  | 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: e778559b68b2b83fab9fe0fbfd23314423e8b2f171aed70bfcb6481feb08967e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d022e5804229b825c7bc4173e6d200ebc68abb1371640384b3872ad1ff38d8",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2009-02-10T14:36:35Z",
    "title_canon_sha256": "923ce170a7508e0da6c2d6561a67ae9ef7ece326623dfa185abdf7bfc7a63cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1662",
    "kind": "arxiv",
    "version": 1
  }
}