Pith Number

pith:IFEQZQH3

pith:2014:IFEQZQH3CUUWNKJ5KDPYZGD6JA

not attested not anchored not stored refs pending

Wreath products of cocommutative Hopf algebras

Laurent Bartholdi, Olivier Siegenthaler, Todd Trimble

arxiv:1407.3835 v1 · 2014-07-14 · math.RA · math.CT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IFEQZQH3CUUWNKJ5KDPYZGD6JA}

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	2026-05-18T02:47:32.517699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41490cc0fb152966a93d50df8c987e4805d9b6f27e391e5ff1c1b150ea0120bd

Aliases

arxiv: 1407.3835 · arxiv_version: 1407.3835v1 · doi: 10.48550/arxiv.1407.3835 · pith_short_12: IFEQZQH3CUUW · pith_short_16: IFEQZQH3CUUWNKJ5 · pith_short_8: IFEQZQH3

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/IFEQZQH3CUUWNKJ5KDPYZGD6JA \
  | 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: 41490cc0fb152966a93d50df8c987e4805d9b6f27e391e5ff1c1b150ea0120bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec55ecda1a10d642ad3b16f5ba2a6ceae421036743ee9a1a61736c9302b7bf7b",
    "cross_cats_sorted": [
      "math.CT",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-07-14T22:20:08Z",
    "title_canon_sha256": "6da93ad757afb01c0e88b5a667037148b95a0b498601473ff1bd7a9c7663ab0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3835",
    "kind": "arxiv",
    "version": 1
  }
}