Pith Number

pith:KUV5N5ZW

pith:2013:KUV5N5ZWS7O7BKOWU74TVWYW7B

not attested not anchored not stored refs pending

Asymptotic metrics on the space of matrices under the commutation relation

Klaus Glashoff, Michael M. Bronstein

arxiv:1305.2384 v3 · 2013-05-07 · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUV5N5ZWS7O7BKOWU74TVWYW7B}

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	2026-05-18T03:18:19.919203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552bd6f73697ddf0a9d6a7f93adb16f85d0a2dda444b350adfc6647456477755

Aliases

arxiv: 1305.2384 · arxiv_version: 1305.2384v3 · doi: 10.48550/arxiv.1305.2384 · pith_short_12: KUV5N5ZWS7O7 · pith_short_16: KUV5N5ZWS7O7BKOW · pith_short_8: KUV5N5ZW

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/KUV5N5ZWS7O7BKOWU74TVWYW7B \
  | 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: 552bd6f73697ddf0a9d6a7f93adb16f85d0a2dda444b350adfc6647456477755

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ed2692a03efa82ea578bd83c326a3cb4dc6a35874642ecca927bc9bc399a15b",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2013-05-07T10:56:25Z",
    "title_canon_sha256": "23decdb14350b9e2bf68405ecbeba362d94c4d823b814bd15fadd73c94617b1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2384",
    "kind": "arxiv",
    "version": 3
  }
}