Pith Number

pith:SVVDN34X

pith:2012:SVVDN34XOSJ6L6JGE7DCUEPKWO

not attested not anchored not stored refs pending

Spectral theory of some non-selfadjoint linear differential operators

Beatrice Pelloni, David Andrew Smith

arxiv:1205.4567 v2 · 2012-05-21 · math.SP · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVVDN34XOSJ6L6JGE7DCUEPKWO}

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	2026-05-18T03:30:13.988062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

956a36ef977493e5f92627c62a11eab38959e3585a7432c0db5705419dec1bfc

Aliases

arxiv: 1205.4567 · arxiv_version: 1205.4567v2 · doi: 10.48550/arxiv.1205.4567 · pith_short_12: SVVDN34XOSJ6 · pith_short_16: SVVDN34XOSJ6L6JG · pith_short_8: SVVDN34X

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/SVVDN34XOSJ6L6JGE7DCUEPKWO \
  | 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: 956a36ef977493e5f92627c62a11eab38959e3585a7432c0db5705419dec1bfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88f45ee32f48069807c47cc741a09252a1b005854b7a5f35a608444e28f76bf0",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2012-05-21T11:47:01Z",
    "title_canon_sha256": "b825c8c4519e5da64e7d62110767fec40174a57f95774c501f23f65fed059c52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4567",
    "kind": "arxiv",
    "version": 2
  }
}