Pith Number

pith:LSMSIU35

pith:2012:LSMSIU35AZQYIABJUOWKF5QOB7

not attested not anchored not stored refs pending

Eigenvalues of poly-harmonic operators on variable domains

Davide Buoso, Pier Domenico Lamberti

arxiv:1205.0948 v2 · 2012-05-04 · 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{LSMSIU35AZQYIABJUOWKF5QOB7}

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	2026-05-18T03:43:27.120597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c9924537d0661840029a3aca2f60e0ff4c6f14d9b9abd4845a4f1600d94cd61

Aliases

arxiv: 1205.0948 · arxiv_version: 1205.0948v2 · doi: 10.48550/arxiv.1205.0948 · pith_short_12: LSMSIU35AZQY · pith_short_16: LSMSIU35AZQYIABJ · pith_short_8: LSMSIU35

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/LSMSIU35AZQYIABJUOWKF5QOB7 \
  | 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: 5c9924537d0661840029a3aca2f60e0ff4c6f14d9b9abd4845a4f1600d94cd61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d640098c463b0859ec3d2caab6b5844e781dac7bec6f1c8e90c55e53c7dd98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2012-05-04T13:14:45Z",
    "title_canon_sha256": "797d7f4e182b5e06f00329d8ec84a8de0d22400695bdd22212738494fa115ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0948",
    "kind": "arxiv",
    "version": 2
  }
}