Pith Number

pith:FSTDYBAJ

pith:2010:FSTDYBAJUHYVLOQOAFRSUXYKQT

not attested not anchored not stored refs pending

Supertropical matrix algebra III: Powers of matrices and generalized eigenspaces

Louis Rowen, Zur Izhakian

arxiv:1008.0023 v1 · 2010-07-30 · math.AC · 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{FSTDYBAJUHYVLOQOAFRSUXYKQT}

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	2026-05-18T04:42:44.189733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca63c0409a1f155ba0e01632a5f0a84e1de8be7dd16032830b53e794d81e2e8

Aliases

arxiv: 1008.0023 · arxiv_version: 1008.0023v1 · doi: 10.48550/arxiv.1008.0023 · pith_short_12: FSTDYBAJUHYV · pith_short_16: FSTDYBAJUHYVLOQO · pith_short_8: FSTDYBAJ

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/FSTDYBAJUHYVLOQOAFRSUXYKQT \
  | 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: 2ca63c0409a1f155ba0e01632a5f0a84e1de8be7dd16032830b53e794d81e2e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45752f22daea0fd433f9288dd41c6db6dacf253e4a2760b0168d39f7a0a7d766",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2010-07-30T22:04:57Z",
    "title_canon_sha256": "40901998863e3cbbc02f7eafb1896d9aa71ca745a046b68b5cf4fd9395749bf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0023",
    "kind": "arxiv",
    "version": 1
  }
}