Pith Number

pith:ENLU7VHM

pith:2016:ENLU7VHMI7SLSAGPV5HC32M5J4

not attested not anchored not stored refs pending

Spectral isometries onto algebras having a separating family of finite-dimensional irreducible representations

Constantin Costara, Du\v{s}an Repov\v{s}

arxiv:1602.03964 v1 · 2016-02-12 · math.FA · math.OA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ENLU7VHMI7SLSAGPV5HC32M5J4}

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	2026-05-18T01:20:55.051071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23574fd4ec47e4b900cfaf4e2de99d4f304cb45c23d05049c45b5612991fda0b

Aliases

arxiv: 1602.03964 · arxiv_version: 1602.03964v1 · doi: 10.48550/arxiv.1602.03964 · pith_short_12: ENLU7VHMI7SL · pith_short_16: ENLU7VHMI7SLSAGP · pith_short_8: ENLU7VHM

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/ENLU7VHMI7SLSAGPV5HC32M5J4 \
  | 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: 23574fd4ec47e4b900cfaf4e2de99d4f304cb45c23d05049c45b5612991fda0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edabfbc5a4c76ec2dfc10f275499ace3874d2a238c0c2571b1fd72217984140b",
    "cross_cats_sorted": [
      "math.OA",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-02-12T05:08:00Z",
    "title_canon_sha256": "477d324c77d7fa9c592cc6ec033c93c68cee19f116b218cb29681685b94d8359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03964",
    "kind": "arxiv",
    "version": 1
  }
}