Pith Number

pith:D52ZYB7F

pith:2016:D52ZYB7FYPJKDEARHSEZMKMPQT

not attested not anchored not stored refs pending

A 2-categorical extension of Etingof-Kazhdan quantisation

Andrea Appel, Valerio Toledano-Laredo

arxiv:1610.09744 v4 · 2016-10-31 · math.QA · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D52ZYB7FYPJKDEARHSEZMKMPQT}

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	2026-05-18T00:06:51.486600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f759c07e5c3d2a190113c8996298f84f847f7f592a1a98cf44944271e09b27d

Aliases

arxiv: 1610.09744 · arxiv_version: 1610.09744v4 · doi: 10.48550/arxiv.1610.09744 · pith_short_12: D52ZYB7FYPJK · pith_short_16: D52ZYB7FYPJKDEAR · pith_short_8: D52ZYB7F

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/D52ZYB7FYPJKDEARHSEZMKMPQT \
  | 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: 1f759c07e5c3d2a190113c8996298f84f847f7f592a1a98cf44944271e09b27d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32bdc6ff6661e61c81788f8fdf8516f6ad8475b9ab8296a3a331e38a4fc29d8c",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2016-10-31T00:22:19Z",
    "title_canon_sha256": "774385b43da7cefbef4797d3839487d3843af757cd5cd0dcfe387693859c1fd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09744",
    "kind": "arxiv",
    "version": 4
  }
}