Pith Number

pith:7QVFJSTX

pith:2018:7QVFJSTXDOSQMARD2MHAYS6CI2

not attested not anchored not stored refs pending

Partial Actions of Weak Hopf Algebras on Coalgebras

Eneilson Campos, Grasiela Martini, Graziela Fonseca

arxiv:1810.02872 v1 · 2018-10-05 · math.RT · 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{7QVFJSTXDOSQMARD2MHAYS6CI2}

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	2026-05-18T00:03:55.132616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc2a54ca771ba5060223d30e0c4bc246afe9b02cbbf6791e26741a66acf51362

Aliases

arxiv: 1810.02872 · arxiv_version: 1810.02872v1 · doi: 10.48550/arxiv.1810.02872 · pith_short_12: 7QVFJSTXDOSQ · pith_short_16: 7QVFJSTXDOSQMARD · pith_short_8: 7QVFJSTX

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/7QVFJSTXDOSQMARD2MHAYS6CI2 \
  | 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: fc2a54ca771ba5060223d30e0c4bc246afe9b02cbbf6791e26741a66acf51362

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76a792173002a4579d22ab036523db0722ece1e68075eff0462e2cffd30ee7e7",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-10-05T20:10:49Z",
    "title_canon_sha256": "aa0be233fbe64ff5132dfc22f4b8fb62a0ecbb414031b8c2f19812d499e83869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02872",
    "kind": "arxiv",
    "version": 1
  }
}