Pith Number

pith:TELADXM5

pith:2012:TELADXM526GZ32TE7G5IMCZK6W

not attested not anchored not stored refs pending

A skew-duoidal Eckmann-Hilton argument and quantum categories

Ross Street, Stephen Lack

arxiv:1210.8192 v2 · 2012-10-30 · 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{TELADXM526GZ32TE7G5IMCZK6W}

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	2026-05-18T02:38:26.776510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

991601dd9dd78d9dea64f9ba860b2af582db508f08cfb47423db5679c8f06210

Aliases

arxiv: 1210.8192 · arxiv_version: 1210.8192v2 · doi: 10.48550/arxiv.1210.8192 · pith_short_12: TELADXM526GZ · pith_short_16: TELADXM526GZ32TE · pith_short_8: TELADXM5

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/TELADXM526GZ32TE7G5IMCZK6W \
  | 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: 991601dd9dd78d9dea64f9ba860b2af582db508f08cfb47423db5679c8f06210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4033b0c2821cd6e4b2c0dbfcb6a023a92613cc10021f2f4623b7aeacc2cd6eac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2012-10-30T22:47:40Z",
    "title_canon_sha256": "0095a6e9cc4aa289ed7d42d16fd77aaf2de6f0b3f6c048acfd5fd9b47480ac92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8192",
    "kind": "arxiv",
    "version": 2
  }
}