Pith Number

pith:API4UUB7

pith:2012:API4UUB7AGLKV4FJ22YYA4L3ML

not attested not anchored not stored refs pending

Categorified quantum sl(2) is an inverse limit of flag 2-categories

Aaron D. Lauda, Anna Beliakova

arxiv:1205.3608 v2 · 2012-05-16 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{API4UUB7AGLKV4FJ22YYA4L3ML}

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	2026-05-18T02:56:19.426754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03d1ca503f0196aaf0a9d6b180717b62eaeec844e7d337e94ed925d404de7f67

Aliases

arxiv: 1205.3608 · arxiv_version: 1205.3608v2 · doi: 10.48550/arxiv.1205.3608 · pith_short_12: API4UUB7AGLK · pith_short_16: API4UUB7AGLKV4FJ · pith_short_8: API4UUB7

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/API4UUB7AGLKV4FJ22YYA4L3ML \
  | 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: 03d1ca503f0196aaf0a9d6b180717b62eaeec844e7d337e94ed925d404de7f67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2474d253303e67f55e72b03cd95c167b61b73b8311ffe5a01b56c19925f251f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2012-05-16T09:20:19Z",
    "title_canon_sha256": "a7d38826aa805a7f39ba85c1dc82a1708b0759dbdeba0a0b525398ec827b2d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3608",
    "kind": "arxiv",
    "version": 2
  }
}