Pith Number

pith:A6GSKXO4

pith:2012:A6GSKXO4NKMOYTBPRXLDYZGBRP

not attested not anchored not stored refs pending

The sl_3 web algebra

Daniel Tubbenhauer, Marco Mackaay, Weiwei Pan

arxiv:1206.2118 v5 · 2012-06-11 · math.QA · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A6GSKXO4NKMOYTBPRXLDYZGBRP}

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	2026-05-18T00:21:38.232061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

078d255ddc6a98ec4c2f8dd63c64c18beb2627e41cb0ce43b6db26b9986c0cca

Aliases

arxiv: 1206.2118 · arxiv_version: 1206.2118v5 · doi: 10.48550/arxiv.1206.2118 · pith_short_12: A6GSKXO4NKMO · pith_short_16: A6GSKXO4NKMOYTBP · pith_short_8: A6GSKXO4

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/A6GSKXO4NKMOYTBPRXLDYZGBRP \
  | 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: 078d255ddc6a98ec4c2f8dd63c64c18beb2627e41cb0ce43b6db26b9986c0cca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef1c2eb6b715372208fc113ef6d85898d83f4c86bb7104e12974634e44d9dc57",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2012-06-11T07:36:22Z",
    "title_canon_sha256": "e0e3951d8c4cb1ad45a9db5170d7fa7e410c685c404020722531f7cb367faed7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2118",
    "kind": "arxiv",
    "version": 5
  }
}