Pith Number

pith:HWQWUXC3

pith:2012:HWQWUXC3U6T2GQF32ZHFLU2CFG

not attested not anchored not stored refs pending

Nijenhuis algebras, NS algebras and N-dendriform algebras

Li Guo, Peng Lei

arxiv:1210.1821 v1 · 2012-10-05 · math.RA · math.CO · 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{HWQWUXC3U6T2GQF32ZHFLU2CFG}

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	2026-05-18T03:43:53.273906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3da16a5c5ba7a7a340bbd64e55d34229b4c263b34bceea1cd8adb72f086890d5

Aliases

arxiv: 1210.1821 · arxiv_version: 1210.1821v1 · doi: 10.48550/arxiv.1210.1821 · pith_short_12: HWQWUXC3U6T2 · pith_short_16: HWQWUXC3U6T2GQF3 · pith_short_8: HWQWUXC3

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/HWQWUXC3U6T2GQF32ZHFLU2CFG \
  | 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: 3da16a5c5ba7a7a340bbd64e55d34229b4c263b34bceea1cd8adb72f086890d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dba8c462c1454e9dbcb77543d5e03a30d9db90c3319f89e4813a19c2e80ef2f",
    "cross_cats_sorted": [
      "math.CO",
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-10-05T17:35:19Z",
    "title_canon_sha256": "61dfd494c797d64f70c007115f47458cf497ba8a54f360494f2e218be63a5dc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1821",
    "kind": "arxiv",
    "version": 1
  }
}