Pith Number

pith:Y32F3MM6

pith:2014:Y32F3MM65HMK2OOOUJPYPDQ2FE

not attested not anchored not stored refs pending

On discretization of C*-algebras

Chris Heunen, Manuel L. Reyes

arxiv:1412.1721 v5 · 2014-12-04 · math.OA · 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{Y32F3MM65HMK2OOOUJPYPDQ2FE}

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	2026-05-18T01:09:55.455869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6f45db19ee9d8ad39cea25f878e1a2904ad2620535468432eaee1614ee9a5b5

Aliases

arxiv: 1412.1721 · arxiv_version: 1412.1721v5 · doi: 10.48550/arxiv.1412.1721 · pith_short_12: Y32F3MM65HMK · pith_short_16: Y32F3MM65HMK2OOO · pith_short_8: Y32F3MM6

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/Y32F3MM65HMK2OOOUJPYPDQ2FE \
  | 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: c6f45db19ee9d8ad39cea25f878e1a2904ad2620535468432eaee1614ee9a5b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2528eeeec553b0189dd7cbd9a9b190fc9af3d28526d3dfbf310f7aeaf292625",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-12-04T16:32:39Z",
    "title_canon_sha256": "d6dca1c025f8781da1e7cfb8ff12cf2665adc5ee90bb16e6758b1a6d185e5ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1721",
    "kind": "arxiv",
    "version": 5
  }
}