Pith Number

pith:JEQHLEJP

pith:2016:JEQHLEJP5J6TIA37M7Q3ZHXB27

not attested not anchored not stored refs pending

Pseudo semi B-Fredholm and Generalized Drazin invertible operators Through Localized SVEP

Abdelaziz Tajmouati, Mbark Abkari, Mohamed Karmouni

arxiv:1602.00636 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{JEQHLEJP5J6TIA37M7Q3ZHXB27}

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	2026-05-18T01:21:24.984972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492075912fea7d34037f67e1bc9ee1d7c487281fdcb3d0ebb9c90ecbe498bdd9

Aliases

arxiv: 1602.00636 · arxiv_version: 1602.00636v1 · doi: 10.48550/arxiv.1602.00636 · pith_short_12: JEQHLEJP5J6T · pith_short_16: JEQHLEJP5J6TIA37 · pith_short_8: JEQHLEJP

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/JEQHLEJP5J6TIA37M7Q3ZHXB27 \
  | 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: 492075912fea7d34037f67e1bc9ee1d7c487281fdcb3d0ebb9c90ecbe498bdd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0aa9b08b0f2d4ec2d1fdc2b4308ce19d725ee0473d028c7eb1439f2c5e87d13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2016-02-01T18:50:08Z",
    "title_canon_sha256": "a43dfab990a44fcc6fce3ef98186d445ee34aa9f56bdbf1708824cd3f25af0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00636",
    "kind": "arxiv",
    "version": 1
  }
}