Pith Number

pith:WGLMOV7S

pith:2018:WGLMOV7S34GGOEBUNTPB4WHPJT

not attested not anchored not stored refs pending

A formula related to CMV matrices and Szego cocycles

Fengpeng Wang

arxiv:1804.02091 v1 · 2018-04-06 · math.SP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGLMOV7S34GGOEBUNTPB4WHPJT}

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	2026-05-18T00:19:07.878305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b196c757f2df0c6710346cde1e58ef4cc94851bc611cd8a6478dbd881ea07f92

Aliases

arxiv: 1804.02091 · arxiv_version: 1804.02091v1 · doi: 10.48550/arxiv.1804.02091 · pith_short_12: WGLMOV7S34GG · pith_short_16: WGLMOV7S34GGOEBU · pith_short_8: WGLMOV7S

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/WGLMOV7S34GGOEBUNTPB4WHPJT \
  | 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: b196c757f2df0c6710346cde1e58ef4cc94851bc611cd8a6478dbd881ea07f92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b768dc5ed36e1f4dd6949027d2ea96d53edc5b0e6fca699fa6b106852ab8c32b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2018-04-06T00:32:22Z",
    "title_canon_sha256": "21b2ce364d3c3576b821051f42e7cf9bb41fd5fa2b9e4f6559a9f047259797d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02091",
    "kind": "arxiv",
    "version": 1
  }
}