Pith Number

pith:RB4YGCFS

pith:2009:RB4YGCFSBOUAPEZQZTXWRXN7PJ

not attested not anchored not stored refs pending

Szego asymptotics for matrix-valued measures with countably many bound states

Rostyslav Kozhan

arxiv:0910.1975 v2 · 2009-10-11 · 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{RB4YGCFSBOUAPEZQZTXWRXN7PJ}

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	2026-05-18T02:42:29.360425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88798308b20ba8079330ccef68ddbf7a4227a2f2ef411b15eaf1ae43afafe40b

Aliases

arxiv: 0910.1975 · arxiv_version: 0910.1975v2 · doi: 10.48550/arxiv.0910.1975 · pith_short_12: RB4YGCFSBOUA · pith_short_16: RB4YGCFSBOUAPEZQ · pith_short_8: RB4YGCFS

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/RB4YGCFSBOUAPEZQZTXWRXN7PJ \
  | 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: 88798308b20ba8079330ccef68ddbf7a4227a2f2ef411b15eaf1ae43afafe40b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1d3353613334957fa432f2d84fae1bd3774e171360094845ed427064ee3ade0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2009-10-11T06:56:15Z",
    "title_canon_sha256": "4c67265a549c14d17cd66253f0c9ed6bb00d0ddbf0807eb1cbf2a86329b82eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1975",
    "kind": "arxiv",
    "version": 2
  }
}