Pith Number

pith:SSCQC22U

pith:2018:SSCQC22UNFINICPLBAN4RTBDQK

not attested not anchored not stored refs pending

Quasi-Fredholm, Saphar Spectra for Integrated Semigroup

Abdelaziz Tajmouati, Hamid Boua, Mohamed Karmouni

arxiv:1801.09743 v1 · 2018-01-29 · math.FA · 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{SSCQC22UNFINICPLBAN4RTBDQK}

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	2026-05-18T00:24:53.970048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9485016b546950d409eb081bc8cc23828e07a357ca40db0676a868a7d5e3c300

Aliases

arxiv: 1801.09743 · arxiv_version: 1801.09743v1 · doi: 10.48550/arxiv.1801.09743 · pith_short_12: SSCQC22UNFIN · pith_short_16: SSCQC22UNFINICPL · pith_short_8: SSCQC22U

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/SSCQC22UNFINICPLBAN4RTBDQK \
  | 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: 9485016b546950d409eb081bc8cc23828e07a357ca40db0676a868a7d5e3c300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0ff6ff43a2ba7a4de10e79d78668179737cb2ddaf6b5b0690a1e566bd8ec983",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-01-29T20:34:28Z",
    "title_canon_sha256": "3b6762587e1417aaddb8e2770ccb30b6ad42aab890b3715e310fe47dc28e0416"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09743",
    "kind": "arxiv",
    "version": 1
  }
}