Pith Number

pith:LOIKGYAA

pith:2012:LOIKGYAA5FHV5IEB47JPE7L6FK

not attested not anchored not stored refs pending

$C^*$-algebras of labelled graphs III - $K$-theory computations

David Pask, Teresa Bates, Toke Meier Carlsen

arxiv:1203.3072 v2 · 2012-03-14 · math.OA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LOIKGYAA5FHV5IEB47JPE7L6FK}

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	2026-05-18T00:44:53.033796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b90a36000e94f5ea081e7d2f27d7e2abbe47647745f2a85f82d4046f27d5146

Aliases

arxiv: 1203.3072 · arxiv_version: 1203.3072v2 · doi: 10.48550/arxiv.1203.3072 · pith_short_12: LOIKGYAA5FHV · pith_short_16: LOIKGYAA5FHV5IEB · pith_short_8: LOIKGYAA

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/LOIKGYAA5FHV5IEB47JPE7L6FK \
  | 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: 5b90a36000e94f5ea081e7d2f27d7e2abbe47647745f2a85f82d4046f27d5146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "659794fff64922e63ebc47911dcfa30fb732a7a3f2f003781c14c34d5e522007",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-03-14T13:00:42Z",
    "title_canon_sha256": "007fdb531056794fa56f3956f964f58b7caddc06d3a9f0e1466aed77fb835dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3072",
    "kind": "arxiv",
    "version": 2
  }
}