Pith Number

pith:FIDRUN2A

pith:2009:FIDRUN2AB2EFZP6E5BNCH5CBBE

not attested not anchored not stored refs pending

Generating functions of Chebyshev-like polynomials

Alin Bostan (INRIA Rocquencourt), Bruno Salvy (INRIA Rocquencourt), Khang Tran

arxiv:0907.0291 v3 · 2009-07-02 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIDRUN2AB2EFZP6E5BNCH5CBBE}

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	2026-05-18T03:20:45.772097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a071a37400e885cbfc4e85a23f4410934e8d6ff1c69d25059d57653b6f910ad

Aliases

arxiv: 0907.0291 · arxiv_version: 0907.0291v3 · doi: 10.48550/arxiv.0907.0291 · pith_short_12: FIDRUN2AB2EF · pith_short_16: FIDRUN2AB2EFZP6E · pith_short_8: FIDRUN2A

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/FIDRUN2AB2EFZP6E5BNCH5CBBE \
  | 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: 2a071a37400e885cbfc4e85a23f4410934e8d6ff1c69d25059d57653b6f910ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1c4e7a044efbbf21aea404ce49fa568c102481d6c5c763d18d870cd5277110e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2009-07-02T06:29:52Z",
    "title_canon_sha256": "f56e3e41ac86e0db549352f16e91e468a0c7da84c5bb19ef1b5acb41a5092326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0291",
    "kind": "arxiv",
    "version": 3
  }
}