Pith Number

pith:7UNIZ363

pith:2016:7UNIZ363NOVQ2Q26IJBXLPWVWK

not attested not anchored not stored refs pending

A note on semicentral Idempotents

Christian Lomp, Jerzy Matczuk

arxiv:1605.02360 v2 · 2016-05-08 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UNIZ363NOVQ2Q26IJBXLPWVWK}

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	2026-05-18T01:04:37.313312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd1a8cefdb6bab0d435e424375bed5b2882d012c20dd711780896f31cb84f467

Aliases

arxiv: 1605.02360 · arxiv_version: 1605.02360v2 · doi: 10.48550/arxiv.1605.02360 · pith_short_12: 7UNIZ363NOVQ · pith_short_16: 7UNIZ363NOVQ2Q26 · pith_short_8: 7UNIZ363

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/7UNIZ363NOVQ2Q26IJBXLPWVWK \
  | 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: fd1a8cefdb6bab0d435e424375bed5b2882d012c20dd711780896f31cb84f467

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945f4235f94b6a5a7a3dbb72dc0aa68a04dae6832ae0a720868408a3baadc228",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-05-08T20:09:44Z",
    "title_canon_sha256": "4767c2b23ce490e4f9c918e63ed6107953058b970d3ef881cebae2545a3a7408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02360",
    "kind": "arxiv",
    "version": 2
  }
}