Pith Number

pith:ERAZJCVG

pith:2025:ERAZJCVGO5CQQXDMQEPQGSZB52

not attested not anchored not stored refs pending

Orthogonality of polar Legendre polynomials and approximation

Abdelhamid Rehouma

arxiv:2506.04918 v1 · 2025-06-05 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERAZJCVGO5CQQXDMQEPQGSZB52}

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	2026-07-05T11:16:39.082992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2441948aa67745085c6c811f034b21ee8d9a3defd5a6ee4e3b31a131bd3ca6f8

Aliases

arxiv: 2506.04918 · arxiv_version: 2506.04918v1 · doi: 10.48550/arxiv.2506.04918 · pith_short_12: ERAZJCVGO5CQ · pith_short_16: ERAZJCVGO5CQQXDM · pith_short_8: ERAZJCVG

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/ERAZJCVGO5CQQXDMQEPQGSZB52 \
  | 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: 2441948aa67745085c6c811f034b21ee8d9a3defd5a6ee4e3b31a131bd3ca6f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d98a8ffecf33b5eca3bac5d3150f55720ffef1273bb512dbb8f5f5c893c75a06",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2025-06-05T11:53:00Z",
    "title_canon_sha256": "f97aedeca2710f343d4f7886e4c4b4e11f30de5537590f2efdcf8db7a758fa5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.04918",
    "kind": "arxiv",
    "version": 1
  }
}