Pith Number

pith:OMQCJFUR

pith:2018:OMQCJFUR5ASMAUCYYNEOX4NE4E

not attested not anchored not stored refs pending

A Brief History of Algebra with a Focus on the Distributive Law and Semiring Theory

Peyman Nasehpour

arxiv:1807.11704 v1 · 2018-07-31 · math.HO · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMQCJFUR5ASMAUCYYNEOX4NE4E}

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	2026-05-18T00:09:21.334034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7320249691e824c05058c348ebf1a4e1126f3ca506a8810020f7c11820499377

Aliases

arxiv: 1807.11704 · arxiv_version: 1807.11704v1 · doi: 10.48550/arxiv.1807.11704 · pith_short_12: OMQCJFUR5ASM · pith_short_16: OMQCJFUR5ASMAUCY · pith_short_8: OMQCJFUR

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/OMQCJFUR5ASMAUCYYNEOX4NE4E \
  | 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: 7320249691e824c05058c348ebf1a4e1126f3ca506a8810020f7c11820499377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3611974e5f46d679814fd0528be786016a1a7f4032a78476f06683124120f676",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2018-07-31T08:52:04Z",
    "title_canon_sha256": "cc109f451f15dc7fc071547c0af885bb6754384400c110b061f57f438f92b177"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11704",
    "kind": "arxiv",
    "version": 1
  }
}