Pith Number

pith:6FPJFTIH

pith:2012:6FPJFTIHW4NKKT5IPTYJBL2BTJ

not attested not anchored not stored refs pending

Strict quantum 2-groups

Shahn Majid

arxiv:1208.6265 v1 · 2012-08-30 · math.QA · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FPJFTIHW4NKKT5IPTYJBL2BTJ}

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

On coherent Hopf 2-algebras

Receipt and verification

First computed	2026-05-18T03:46:46.047136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f15e92cd07b71aa54fa87cf090af419a78ec80c09897d7f271d56a2b676fbd55

Aliases

arxiv: 1208.6265 · arxiv_version: 1208.6265v1 · doi: 10.48550/arxiv.1208.6265 · pith_short_12: 6FPJFTIHW4NK · pith_short_16: 6FPJFTIHW4NKKT5I · pith_short_8: 6FPJFTIH

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/6FPJFTIHW4NKKT5IPTYJBL2BTJ \
  | 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: f15e92cd07b71aa54fa87cf090af419a78ec80c09897d7f271d56a2b676fbd55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26ae553bd129422409dabf4b1afe5730e88bd3ce8bb88bd92651e0fc5a1f4c39",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2012-08-30T18:56:26Z",
    "title_canon_sha256": "a4fc2f4c1acc2a2d9d4935ca84ddb9172f083b954642ac27468e265441ac1bc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6265",
    "kind": "arxiv",
    "version": 1
  }
}