Pith Number

pith:L6OVDTBV

pith:2014:L6OVDTBVTJJVWESJAKA2QAZN5E

not attested not anchored not stored refs pending

On Sobolev orthogonal polynomials

F. Marcellan, Y. Xu

arxiv:1403.6249 v1 · 2014-03-25 · 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{L6OVDTBVTJJVWESJAKA2QAZN5E}

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	2026-05-18T02:55:37.401953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f9d51cc359a535b12490281a8032de90a37e93c185b4cb224ca32679e1ba637

Aliases

arxiv: 1403.6249 · arxiv_version: 1403.6249v1 · doi: 10.48550/arxiv.1403.6249 · pith_short_12: L6OVDTBVTJJV · pith_short_16: L6OVDTBVTJJVWESJ · pith_short_8: L6OVDTBV

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/L6OVDTBVTJJVWESJAKA2QAZN5E \
  | 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: 5f9d51cc359a535b12490281a8032de90a37e93c185b4cb224ca32679e1ba637

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95d14744f04ce641acc0505b940ac11811307e70e8134db2960d50677924989e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-03-25T07:31:57Z",
    "title_canon_sha256": "42df6f0e643fa2731bb58ff33194cb71ad0c5bff77188b7ee929490b8d9dd7f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6249",
    "kind": "arxiv",
    "version": 1
  }
}