Pith Number

pith:PNXJTW3Y

pith:2014:PNXJTW3YYZCOOZWXUTUCAU6EA7

not attested not anchored not stored refs pending

Zeros of orthogonal polynomials generated by the Geronimus perturbation of measures

Am\'ilcar Branquinho, Edmundo J. Huertas, Fernando R. Rafaeli

arxiv:1402.6256 v3 · 2014-02-25 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNXJTW3YYZCOOZWXUTUCAU6EA7}

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	2026-05-18T01:20:50.726040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b6e99db78c644e766d7a4e82053c407c6396e34594acc8e527934ef361bb10f

Aliases

arxiv: 1402.6256 · arxiv_version: 1402.6256v3 · doi: 10.48550/arxiv.1402.6256 · pith_short_12: PNXJTW3YYZCO · pith_short_16: PNXJTW3YYZCOOZWX · pith_short_8: PNXJTW3Y

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/PNXJTW3YYZCOOZWXUTUCAU6EA7 \
  | 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: 7b6e99db78c644e766d7a4e82053c407c6396e34594acc8e527934ef361bb10f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13d8356d22d27024f09a5e981e590eee900ef11729464df8a6e91803fa455e34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-02-25T17:49:12Z",
    "title_canon_sha256": "42595c3052db9c5334a518add857e71372b3f5a3823aec73ab381d084c2ef2f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6256",
    "kind": "arxiv",
    "version": 3
  }
}