Pith Number

pith:XE3CKIIS

pith:2015:XE3CKIISSP7N57C6BQ3THC6RWX

not attested not anchored not stored refs pending

On Special Semigroups Derived From an Arbitrary Semigroup

Attila Nagy

arxiv:1510.05291 v1 · 2015-10-18 · 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{XE3CKIISSP7N57C6BQ3THC6RWX}

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	2026-05-18T01:29:52.655290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93625211293fedefc5e0c37338bd1b5d3efdff173ade62cf03c00a3c11cff94

Aliases

arxiv: 1510.05291 · arxiv_version: 1510.05291v1 · doi: 10.48550/arxiv.1510.05291 · pith_short_12: XE3CKIISSP7N · pith_short_16: XE3CKIISSP7N57C6 · pith_short_8: XE3CKIIS

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/XE3CKIISSP7N57C6BQ3THC6RWX \
  | 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: b93625211293fedefc5e0c37338bd1b5d3efdff173ade62cf03c00a3c11cff94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "703bd0ecdf76d0a22b440e3b7e72879dabfe960f66f6ed3807af117b912b1af8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-10-18T18:21:03Z",
    "title_canon_sha256": "fea713a56c3c1f82e882e37b317018395101bdb3cf20d0ec347fa57bba2d7c96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05291",
    "kind": "arxiv",
    "version": 1
  }
}