Pith Number

pith:RMBOPJT4

pith:2012:RMBOPJT4MQ6ABTZZFFATHZLJWF

not attested not anchored not stored refs pending

Closed Unitary and Similarity Orbits of Normal Operators in Purely Infinite C*-Algebras

Paul Skoufranis

arxiv:1208.6337 v2 · 2012-08-31 · math.OA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RMBOPJT4MQ6ABTZZFFATHZLJWF}

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	2026-05-18T03:24:54.121244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b02e7a67c643c00cf39294133e569b1792831cc2e84247daf2f53c87428b540

Aliases

arxiv: 1208.6337 · arxiv_version: 1208.6337v2 · doi: 10.48550/arxiv.1208.6337 · pith_short_12: RMBOPJT4MQ6A · pith_short_16: RMBOPJT4MQ6ABTZZ · pith_short_8: RMBOPJT4

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/RMBOPJT4MQ6ABTZZFFATHZLJWF \
  | 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: 8b02e7a67c643c00cf39294133e569b1792831cc2e84247daf2f53c87428b540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b10b8d7e4ef21f79e7dc8cd9adf7dd3135a0bd2db2cad602503dac38ea9e57",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-08-31T00:17:47Z",
    "title_canon_sha256": "a7545226b0115ee8f229c7150ae59757eae23170d573535469afe3fd58437ed2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6337",
    "kind": "arxiv",
    "version": 2
  }
}