Pith Number

pith:FAAOE7OD

pith:2016:FAAOE7ODZSXENCZJ7EMO3T2XCA

not attested not anchored not stored refs pending

Quasi-idempotent Rota-Baxter operators arising from quasi-idempotent elements

Run-Qiang Jian

arxiv:1604.07292 v3 · 2016-04-25 · math.RA · 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{FAAOE7ODZSXENCZJ7EMO3T2XCA}

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	2026-05-18T00:52:17.356236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2800e27dc3ccae468b29f918edcf57101deef959246c56d4f4ebd9a73e3a1964

Aliases

arxiv: 1604.07292 · arxiv_version: 1604.07292v3 · doi: 10.48550/arxiv.1604.07292 · pith_short_12: FAAOE7ODZSXE · pith_short_16: FAAOE7ODZSXENCZJ · pith_short_8: FAAOE7OD

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/FAAOE7ODZSXENCZJ7EMO3T2XCA \
  | 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: 2800e27dc3ccae468b29f918edcf57101deef959246c56d4f4ebd9a73e3a1964

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05934546b3476d7c86eed0f2ac31127d528ec305f8a02bc00bf819dfbb17ff51",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-04-25T14:52:41Z",
    "title_canon_sha256": "c574986019d5c52d780eb0ba458d0be620f1c2e31083591408e1043b706a4030"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07292",
    "kind": "arxiv",
    "version": 3
  }
}