Pith Number

pith:2MSWSSTS

pith:2017:2MSWSSTSDPNBZA3ZBDN54JOZZS

not attested not anchored not stored refs pending

Khovanov homotopy calculations using flow category calculus

Andrew Lobb, Dirk Schuetz, Patrick Orson

arxiv:1710.01857 v1 · 2017-10-05 · math.GT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MSWSSTSDPNBZA3ZBDN54JOZZS}

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	2026-05-18T00:33:38.259642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d325694a721bda1c837908dbde25d9ccb3511f5868f472a17d8162d3dd4c55d8

Aliases

arxiv: 1710.01857 · arxiv_version: 1710.01857v1 · doi: 10.48550/arxiv.1710.01857 · pith_short_12: 2MSWSSTSDPNB · pith_short_16: 2MSWSSTSDPNBZA3Z · pith_short_8: 2MSWSSTS

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/2MSWSSTSDPNBZA3ZBDN54JOZZS \
  | 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: d325694a721bda1c837908dbde25d9ccb3511f5868f472a17d8162d3dd4c55d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11dd20e7914fa4edb256aba1be7cba659d31eed09b4c2f4f4fd0a6fb36c83adc",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-10-05T02:11:41Z",
    "title_canon_sha256": "5604888fe1a1e57e1909cbe3d4b6ccee9bbf6c67cf19ae1e9206dbd6030d297d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01857",
    "kind": "arxiv",
    "version": 1
  }
}