Pith Number

pith:SQ56DEXZ

pith:2016:SQ56DEXZ5K43R7AJY527LQWSUB

not attested not anchored not stored refs pending

Generalized Kato Decomposition For Operator Matrices and SVEP

Abdelaziz Tajmouati, Mohamed Karmouni

arxiv:1602.00626 v1 · 2016-02-01 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQ56DEXZ5K43R7AJY527LQWSUB}

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	2026-05-18T01:21:33.227291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

943be192f9eab9b8fc09c775f5c2d2a0601bdf0ff9a2eddb8c1c9c36802ccad0

Aliases

arxiv: 1602.00626 · arxiv_version: 1602.00626v1 · doi: 10.48550/arxiv.1602.00626 · pith_short_12: SQ56DEXZ5K43 · pith_short_16: SQ56DEXZ5K43R7AJ · pith_short_8: SQ56DEXZ

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/SQ56DEXZ5K43R7AJY527LQWSUB \
  | 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: 943be192f9eab9b8fc09c775f5c2d2a0601bdf0ff9a2eddb8c1c9c36802ccad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c80513d33e59dcaff0501fa1d996f8fba3aa27aaf43e64d036c0badd835ec19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2016-02-01T18:24:18Z",
    "title_canon_sha256": "0cd87986b5fb4ea29691c51011d81cbb3c77f6747796a3eed201a2023207dcb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00626",
    "kind": "arxiv",
    "version": 1
  }
}