Pith Number

pith:IYLI6WW2

pith:2018:IYLI6WW2ZHHYOMV7I7ZXRNPEWB

not attested not anchored not stored refs pending

Categories of operators and actions of group operads

Jun Yoshida

arxiv:1807.02014 v1 · 2018-07-05 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IYLI6WW2ZHHYOMV7I7ZXRNPEWB}

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	2026-05-18T00:11:24.470123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46168f5adac9cf8732bf47f378b5e4b058bc05270ae1686e03dfdab2a7b22af0

Aliases

arxiv: 1807.02014 · arxiv_version: 1807.02014v1 · doi: 10.48550/arxiv.1807.02014 · pith_short_12: IYLI6WW2ZHHY · pith_short_16: IYLI6WW2ZHHYOMV7 · pith_short_8: IYLI6WW2

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/IYLI6WW2ZHHYOMV7I7ZXRNPEWB \
  | 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: 46168f5adac9cf8732bf47f378b5e4b058bc05270ae1686e03dfdab2a7b22af0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e55ab0cbcc38821c0be4bce0bef3a2c3cd1a02f844b1b8f37b6f52826e304ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2018-07-05T14:13:15Z",
    "title_canon_sha256": "b8ed1f70dec2ebfbea92b72d655e6e7941b41fa1b20e77f71235805518ea5443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02014",
    "kind": "arxiv",
    "version": 1
  }
}