Pith Number

pith:RLFATSA4

pith:1995:RLFATSA44PCY3JAYE76OIPRQIO

not attested not anchored not stored refs pending

Ultraspherical multipliers revisited

George Gasper Jr, Walter Trebels

arxiv:math/9504216 v1 · 1995-04-12 · 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{RLFATSA44PCY3JAYE76OIPRQIO}

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	2026-05-18T01:05:50.243413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8aca09c81ce3c58da41827fce43e3043900626d643f0610556f2efc57d3272bd

Aliases

arxiv: math/9504216 · arxiv_version: math/9504216v1 · doi: 10.48550/arxiv.math/9504216 · pith_short_12: RLFATSA44PCY · pith_short_16: RLFATSA44PCY3JAY · pith_short_8: RLFATSA4

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/RLFATSA44PCY3JAYE76OIPRQIO \
  | 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: 8aca09c81ce3c58da41827fce43e3043900626d643f0610556f2efc57d3272bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fda416f3591901262a0f90d6b11ddc8ff8cbdbbfdc3ab787bb219793715c9f3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "1995-04-12T00:00:00Z",
    "title_canon_sha256": "57200aeb1d4b9ee70ea31d0ea0a12ccfe0f702e2cdd4292f8ba6863af1d7527e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9504216",
    "kind": "arxiv",
    "version": 1
  }
}