Pith Number

pith:OJJ6GAUS

pith:2011:OJJ6GAUSQQSIWHW5IEWV7UAXFI

not attested not anchored not stored refs pending

Invertible matrices over finite additively idempotent semirings

Andreas Kendziorra, Jens Zumbr\"agel, Stefan E. Schmidt

arxiv:1112.5990 v2 · 2011-12-27 · 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{OJJ6GAUSQQSIWHW5IEWV7UAXFI}

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	2026-05-18T03:49:01.063043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7253e3029284248b1edd412d5fd0172a33154acc51cad813f8381d437640c3a1

Aliases

arxiv: 1112.5990 · arxiv_version: 1112.5990v2 · doi: 10.48550/arxiv.1112.5990 · pith_short_12: OJJ6GAUSQQSI · pith_short_16: OJJ6GAUSQQSIWHW5 · pith_short_8: OJJ6GAUS

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/OJJ6GAUSQQSIWHW5IEWV7UAXFI \
  | 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: 7253e3029284248b1edd412d5fd0172a33154acc51cad813f8381d437640c3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9932bdba58770c266ff067b9dd8f4e10525d39d1d8aa7e06b9da2969d5143991",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2011-12-27T16:55:08Z",
    "title_canon_sha256": "fce9a0d8eb8642e7d6b58e7dd8b6640ad8c803cb71fde6ace44e8a61c7b86e4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5990",
    "kind": "arxiv",
    "version": 2
  }
}