Pith Number

pith:KVEWPGIH

pith:2012:KVEWPGIH66OGGYST4R67R4RFKU

not attested not anchored not stored refs pending

Functions of perturbed tuples of self-adjoint operators

Fedor Nazarov, Vladimir Peller

arxiv:1204.5134 v1 · 2012-04-23 · math.FA · math.CA · math.CV · 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{KVEWPGIH66OGGYST4R67R4RFKU}

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	2026-05-18T03:57:14.705470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5549679907f79c636253e47df8f2255531ddb240b1700e8075bc7661aed390d9

Aliases

arxiv: 1204.5134 · arxiv_version: 1204.5134v1 · doi: 10.48550/arxiv.1204.5134 · pith_short_12: KVEWPGIH66OG · pith_short_16: KVEWPGIH66OGGYST · pith_short_8: KVEWPGIH

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/KVEWPGIH66OGGYST4R67R4RFKU \
  | 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: 5549679907f79c636253e47df8f2255531ddb240b1700e8075bc7661aed390d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bb9e6bae15a17245a94d0af7c905746c2b516a292deff4de470f83093fde885",
    "cross_cats_sorted": [
      "math.CA",
      "math.CV",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-04-23T18:28:00Z",
    "title_canon_sha256": "508400127c2526a89349c649f56a39f12dd8c1a69a345451783c81d5a34e6191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5134",
    "kind": "arxiv",
    "version": 1
  }
}