Pith Number

pith:JQ4PLDGB

pith:2014:JQ4PLDGBHQBZMSZINGELF7QBRV

not attested not anchored not stored refs pending

Spectra of Some Weighted Composition Operators on $H^2$

Carl Cowen, Derek Thompson, Eungil Ko, Feng Tian

arxiv:1405.5173 v1 · 2014-05-20 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQ4PLDGBHQBZMSZINGELF7QBRV}

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	2026-05-18T00:44:29.006706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c38f58cc13c03964b286988b2fe018d43b4ae204ccd85103e4376f88754db96

Aliases

arxiv: 1405.5173 · arxiv_version: 1405.5173v1 · doi: 10.48550/arxiv.1405.5173 · pith_short_12: JQ4PLDGBHQBZ · pith_short_16: JQ4PLDGBHQBZMSZI · pith_short_8: JQ4PLDGB

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/JQ4PLDGBHQBZMSZINGELF7QBRV \
  | 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: 4c38f58cc13c03964b286988b2fe018d43b4ae204ccd85103e4376f88754db96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e719451becde6bf7aedfb90f904109e849beac5b63d7d14264aa383d480f9c2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-05-20T17:56:00Z",
    "title_canon_sha256": "7af7ab9a6873da529902484075a880bab0fcd2db4fee677ea3f629ef2fe48284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5173",
    "kind": "arxiv",
    "version": 1
  }
}