Pith Number

pith:5K7GNMCR

pith:2014:5K7GNMCRBSIY2VWM5W3J6GFTU5

not attested not anchored not stored refs pending

The Classification of Two Dimensional topological Field Theories

Geoffrey Lee

arxiv:1403.7578 v1 · 2014-03-29 · math.AT · cond-mat.str-el · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5K7GNMCRBSIY2VWM5W3J6GFTU5}

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	2026-05-18T02:55:19.062793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eabe66b0510c918d56ccedb69f18b3a7614c50aeede228ec0fad67ff8cc81bee

Aliases

arxiv: 1403.7578 · arxiv_version: 1403.7578v1 · doi: 10.48550/arxiv.1403.7578 · pith_short_12: 5K7GNMCRBSIY · pith_short_16: 5K7GNMCRBSIY2VWM · pith_short_8: 5K7GNMCR

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/5K7GNMCRBSIY2VWM5W3J6GFTU5 \
  | 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: eabe66b0510c918d56ccedb69f18b3a7614c50aeede228ec0fad67ff8cc81bee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a51b48fcd79d8804d00e03b450001c8b1a0981950de99a672956eb59d4f95b40",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-03-29T01:48:11Z",
    "title_canon_sha256": "4106c0412fb0190abef89901de5bec6dd9ceb2d984f0b7b7659c7d0d79834792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7578",
    "kind": "arxiv",
    "version": 1
  }
}