Pith Number

pith:OEMCN6XP

pith:2011:OEMCN6XPFTIASLC35QVIIDLNSS

not attested not anchored not stored refs pending

A variation of McShane's identity for 2-bridge links

Donghi Lee, Makoto Sakuma

arxiv:1112.5859 v1 · 2011-12-26 · math.GT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OEMCN6XPFTIASLC35QVIIDLNSS}

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	2026-05-18T02:38:17.906720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

711826faef2cd0092c5bec2a840d6d94a2e7d314b66136725d3db370c2afd898

Aliases

arxiv: 1112.5859 · arxiv_version: 1112.5859v1 · doi: 10.48550/arxiv.1112.5859 · pith_short_12: OEMCN6XPFTIA · pith_short_16: OEMCN6XPFTIASLC3 · pith_short_8: OEMCN6XP

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/OEMCN6XPFTIASLC35QVIIDLNSS \
  | 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: 711826faef2cd0092c5bec2a840d6d94a2e7d314b66136725d3db370c2afd898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96469d258e9b86fee5549aadb194ac05f012275842524d7f641386afe50369f9",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2011-12-26T14:36:42Z",
    "title_canon_sha256": "1ac8c41ccfdadc7df23deb2f4ba682f670515f1c8690737d2b497cdade62e3b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5859",
    "kind": "arxiv",
    "version": 1
  }
}