Pith Number

pith:QWAQBMXV

pith:2013:QWAQBMXV7RMRH5NC23MK236HPP

not attested not anchored not stored refs pending

Orthogonally additive, orthogonality preserving, holomorphic mappings between C*-algebras

Antonio M. Peralta, Daniele Puglisi, Jorge J. Garc\'es, Mar\'ia I. Ram\'irez

arxiv:1310.0407 v1 · 2013-10-01 · 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{QWAQBMXV7RMRH5NC23MK236HPP}

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	2026-05-18T03:11:36.371495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

858100b2f5fc5913f5a2d6d8ad6fc77bd1dafb5052f711d1cd94844c5c3eaa72

Aliases

arxiv: 1310.0407 · arxiv_version: 1310.0407v1 · doi: 10.48550/arxiv.1310.0407 · pith_short_12: QWAQBMXV7RMR · pith_short_16: QWAQBMXV7RMRH5NC · pith_short_8: QWAQBMXV

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/QWAQBMXV7RMRH5NC23MK236HPP \
  | 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: 858100b2f5fc5913f5a2d6d8ad6fc77bd1dafb5052f711d1cd94844c5c3eaa72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "041eb6f4cbb3e08398697ee0365dbfde2c874144870726ba7b5a256fb077c9d3",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "math.OA",
    "submitted_at": "2013-10-01T17:42:01Z",
    "title_canon_sha256": "ca045ad65bfb3f95f329a9bfccbfea82aeec1a98a9274d3e22f29c644820f312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0407",
    "kind": "arxiv",
    "version": 1
  }
}