Pith Number

pith:JRJRKYD5

pith:2012:JRJRKYD54BXUHOKSFJJYTIBLYQ

not attested not anchored not stored refs pending

Diagonalizing matrices over AW*-algebras

Chris Heunen, Manuel L. Reyes

arxiv:1208.5120 v2 · 2012-08-25 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRJRKYD54BXUHOKSFJJYTIBLYQ}

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	2026-05-18T03:31:44.807111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c5315607de06f43b9522a5389a02bc41fda3fe825162f97c2e1cfe6dacb0793

Aliases

arxiv: 1208.5120 · arxiv_version: 1208.5120v2 · doi: 10.48550/arxiv.1208.5120 · pith_short_12: JRJRKYD54BXU · pith_short_16: JRJRKYD54BXUHOKS · pith_short_8: JRJRKYD5

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/JRJRKYD54BXUHOKSFJJYTIBLYQ \
  | 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: 4c5315607de06f43b9522a5389a02bc41fda3fe825162f97c2e1cfe6dacb0793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9c2f3e71cba5c69daaba384838fce7d8ac51e2359106bb39e6f58337c99b168",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-08-25T09:47:45Z",
    "title_canon_sha256": "e2b9cc6a57b153ad5110e66acfa62c56b04fb1a6f5305d5ec3b9a1438f380198"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5120",
    "kind": "arxiv",
    "version": 2
  }
}