Pith Number

pith:C75OYD75

pith:2018:C75OYD75IFUWROSOFVM2WGXO2H

not attested not anchored not stored refs pending

When does a semiring become a residuated lattice?

Helmut L\"anger, Ivan Chajda

arxiv:1809.07646 v1 · 2018-09-20 · 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{C75OYD75IFUWROSOFVM2WGXO2H}

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	2026-05-18T00:05:15.624160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17faec0ffd416968ba4e2d59ab1aeed1e0e418de85b7313cbc99e93004e9750e

Aliases

arxiv: 1809.07646 · arxiv_version: 1809.07646v1 · doi: 10.48550/arxiv.1809.07646 · pith_short_12: C75OYD75IFUW · pith_short_16: C75OYD75IFUWROSO · pith_short_8: C75OYD75

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/C75OYD75IFUWROSOFVM2WGXO2H \
  | 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: 17faec0ffd416968ba4e2d59ab1aeed1e0e418de85b7313cbc99e93004e9750e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "983f49b90aae4d01248cd8f35cdcb9efc51a96f29b07268aa175a01ba05fb13b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-09-20T14:19:34Z",
    "title_canon_sha256": "df16e0a2cf2e53e181b3df9050d1d763560f81e290b35892a64238d884c24670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07646",
    "kind": "arxiv",
    "version": 1
  }
}