Pith Number

pith:K6RA6PAC

pith:2015:K6RA6PACB42CD46DIHSIZLO6LZ

not attested not anchored not stored refs pending

The equivariant Cuntz semigroup

Eusebio Gardella, Luis Santiago

arxiv:1506.07572 v2 · 2015-06-24 · math.OA · math.DS · 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{K6RA6PACB42CD46DIHSIZLO6LZ}

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	2026-05-18T00:26:47.259358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a20f3c020f3421f3c341e48cadde5e7e2f3abbd91e8a3a246696549f613965

Aliases

arxiv: 1506.07572 · arxiv_version: 1506.07572v2 · doi: 10.48550/arxiv.1506.07572 · pith_short_12: K6RA6PACB42C · pith_short_16: K6RA6PACB42CD46D · pith_short_8: K6RA6PAC

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/K6RA6PACB42CD46DIHSIZLO6LZ \
  | 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: 57a20f3c020f3421f3c341e48cadde5e7e2f3abbd91e8a3a246696549f613965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e27a675c5f4f3f95c1c48b77bcd25c2a0fee3a0012f20a14d3c63e9d11a24bf2",
    "cross_cats_sorted": [
      "math.DS",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2015-06-24T22:00:15Z",
    "title_canon_sha256": "1f6ac1450a39d9068b3daffe5413c3ec341367f1812f69f449a9e6c83e1bdc10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07572",
    "kind": "arxiv",
    "version": 2
  }
}