Pith Number

pith:VMIIMUCG

pith:2018:VMIIMUCGU6YMZH3KMREYRGRIU7

not attested not anchored not stored refs pending

Purely infinite corona algebras

P. W. Ng, Shuang Zhang, Victor Kaftal

arxiv:1804.02618 v1 · 2018-04-08 · 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{VMIIMUCGU6YMZH3KMREYRGRIU7}

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	2026-05-18T00:18:58.951151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab10865046a7b0cc9f6a6449889a28a7d60c5e99f634ed8c5d3c40d3af6f9de3

Aliases

arxiv: 1804.02618 · arxiv_version: 1804.02618v1 · doi: 10.48550/arxiv.1804.02618 · pith_short_12: VMIIMUCGU6YM · pith_short_16: VMIIMUCGU6YMZH3K · pith_short_8: VMIIMUCG

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/VMIIMUCGU6YMZH3KMREYRGRIU7 \
  | 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: ab10865046a7b0cc9f6a6449889a28a7d60c5e99f634ed8c5d3c40d3af6f9de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4938d9476d8ef11fbdbdb976bf373b1c16290fbed8e57b569729eb9d3dae9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-04-08T03:24:06Z",
    "title_canon_sha256": "7f091f5a7bc09aec85faabf09cebea811349368819fcb71662a1a9195afe96af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02618",
    "kind": "arxiv",
    "version": 1
  }
}