Pith Number

pith:SMEOZ3MV

pith:2014:SMEOZ3MVFGE6SGOCHY6AFRA7YK

not attested not anchored not stored refs pending

Hua's fundamental theorem of geometry of rectangular matrices over EAS division rings

Cl\'ement de Seguins Pazzis, Peter \v{S}emrl

arxiv:1402.4790 v2 · 2014-02-19 · 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{SMEOZ3MVFGE6SGOCHY6AFRA7YK}

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	2026-05-18T01:34:35.757872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9308eced952989e919c23e3c02c41fc297d7f6d6a94e87c05a349c0046baea7d

Aliases

arxiv: 1402.4790 · arxiv_version: 1402.4790v2 · doi: 10.48550/arxiv.1402.4790 · pith_short_12: SMEOZ3MVFGE6 · pith_short_16: SMEOZ3MVFGE6SGOC · pith_short_8: SMEOZ3MV

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/SMEOZ3MVFGE6SGOCHY6AFRA7YK \
  | 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: 9308eced952989e919c23e3c02c41fc297d7f6d6a94e87c05a349c0046baea7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d417c5b3a410f4d8a26b92e3cdad5ac4651ed1fa23891f810fb9be7ff5844ef1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-02-19T20:25:22Z",
    "title_canon_sha256": "f4e9c83a9a8dc4fd364dd7865f467396987b0a38f7c9e3bd39d90b0c389e11bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4790",
    "kind": "arxiv",
    "version": 2
  }
}