Pith Number

pith:NMRPSAI3

pith:2018:NMRPSAI364CQWEET2V64HOM32E

not attested not anchored not stored refs pending

A two-parameter eigenvalue problem for a class of block-operator matrices

Hasen Mekki \"Ozt\"urk, Michael Levitin

arxiv:1801.05169 v2 · 2018-01-16 · 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{NMRPSAI364CQWEET2V64HOM32E}

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	2026-05-18T00:13:50.849846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b22f9011bf7050b1093d57dc3b99bd115a9bfd8c543c046de9d17f67b631559

Aliases

arxiv: 1801.05169 · arxiv_version: 1801.05169v2 · doi: 10.48550/arxiv.1801.05169 · pith_short_12: NMRPSAI364CQ · pith_short_16: NMRPSAI364CQWEET · pith_short_8: NMRPSAI3

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/NMRPSAI364CQWEET2V64HOM32E \
  | 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: 6b22f9011bf7050b1093d57dc3b99bd115a9bfd8c543c046de9d17f67b631559

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6051f4bcf9298f750012afcff75815acbb2127ba4d4a2caabce1ec66574be27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2018-01-16T09:26:10Z",
    "title_canon_sha256": "d9db5ccb6132014528b2227cec576173388eeae7d148ed888cfdabf871765811"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05169",
    "kind": "arxiv",
    "version": 2
  }
}