Pith Number

pith:N3JHMQAR

pith:2012:N3JHMQARYRZUUDSNP4QKIPV3SX

not attested not anchored not stored refs pending

The Cuntz semigroup and stability of close C*-algebras

Andrew Toms, Francesc Perera, Stuart White, Wilhelm Winter

arxiv:1210.4533 v2 · 2012-10-16 · 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{N3JHMQARYRZUUDSNP4QKIPV3SX}

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	2026-05-18T01:34:51.301090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ed2764011c4734a0e4d7f20a43ebb95c52ebd73774358a94fe25577978b6182

Aliases

arxiv: 1210.4533 · arxiv_version: 1210.4533v2 · doi: 10.48550/arxiv.1210.4533 · pith_short_12: N3JHMQARYRZU · pith_short_16: N3JHMQARYRZUUDSN · pith_short_8: N3JHMQAR

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/N3JHMQARYRZUUDSNP4QKIPV3SX \
  | 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: 6ed2764011c4734a0e4d7f20a43ebb95c52ebd73774358a94fe25577978b6182

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfec397c46ebcdcf77ce19fe1f56801efe223106e373b4de54be18ba37b5e136",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-10-16T19:21:33Z",
    "title_canon_sha256": "cb78bfe851f9f3d825a54eb664b5f47a0ef455866693ae0dd77dfe59ddcbe650"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4533",
    "kind": "arxiv",
    "version": 2
  }
}