Pith Number

pith:JRCCTH3O

pith:2018:JRCCTH3OJUCYHXVGJCTNUWEQSF

not attested not anchored not stored refs pending

The inverse problem for linearly related orthogonal polynomials: General case

A. Pe\~na, M. L. Rezola

arxiv:1810.01691 v1 · 2018-10-03 · 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{JRCCTH3OJUCYHXVGJCTNUWEQSF}

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	2026-05-18T00:04:11.243131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c44299f6e4d0583dea648a6da5890914fede1de30cf1d2019dda0f033ebf81a

Aliases

arxiv: 1810.01691 · arxiv_version: 1810.01691v1 · doi: 10.48550/arxiv.1810.01691 · pith_short_12: JRCCTH3OJUCY · pith_short_16: JRCCTH3OJUCYHXVG · pith_short_8: JRCCTH3O

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/JRCCTH3OJUCYHXVGJCTNUWEQSF \
  | 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: 4c44299f6e4d0583dea648a6da5890914fede1de30cf1d2019dda0f033ebf81a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d10391f7dc68ea0a9baf7cadba7d9f71050a7ec2534cf03359c3770392063770",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-10-03T11:17:26Z",
    "title_canon_sha256": "67fa82271b10fca74cc7954631d9d0cb0295e89d67ebef93fb3989d40bf3f4c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01691",
    "kind": "arxiv",
    "version": 1
  }
}