Pith Number

pith:FB3KDKBH

pith:2015:FB3KDKBHDI4RHXJQ5C7QRXHSEU

not attested not anchored not stored refs pending

Cogredient Standard Forms of Orthogonal Matrices over Finite Local Rings of Odd Characteristic

Songpon Sriwongsa, Yotsanan Meemark

arxiv:1506.06710 v1 · 2015-06-22 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FB3KDKBHDI4RHXJQ5C7QRXHSEU}

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	2026-05-18T01:41:44.500938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2876a1a8271a3913dd30e8bf08dcf225380991299779e36bcfc178292d56bcc7

Aliases

arxiv: 1506.06710 · arxiv_version: 1506.06710v1 · doi: 10.48550/arxiv.1506.06710 · pith_short_12: FB3KDKBHDI4R · pith_short_16: FB3KDKBHDI4RHXJQ · pith_short_8: FB3KDKBH

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/FB3KDKBHDI4RHXJQ5C7QRXHSEU \
  | 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: 2876a1a8271a3913dd30e8bf08dcf225380991299779e36bcfc178292d56bcc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c8904bc577b8272092e07e1f8a332a64eca9b2018e2aad2f858319657683f57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-06-22T18:23:11Z",
    "title_canon_sha256": "b77996c079c55bdfd95ee11d45d1cfa31828cc5b93153acd5da66bab25f76853"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06710",
    "kind": "arxiv",
    "version": 1
  }
}