Pith Number

pith:6FZBONIW

pith:2012:6FZBONIWHE5CLLZCEUTJFTD5L5

not attested not anchored not stored refs pending

Generalized R\'edei rational functions and rational approximations over conics

Nadir Murru, Stefano Barbero, Umberto Cerruti

arxiv:1209.0573 v1 · 2012-09-04 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FZBONIWHE5CLLZCEUTJFTD5L5}

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	2026-05-18T03:46:17.798141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f172173516393a25af22252692cc7d5f678e4a97f21cd1c0b2993a52e37967d1

Aliases

arxiv: 1209.0573 · arxiv_version: 1209.0573v1 · doi: 10.48550/arxiv.1209.0573 · pith_short_12: 6FZBONIWHE5C · pith_short_16: 6FZBONIWHE5CLLZC · pith_short_8: 6FZBONIW

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/6FZBONIWHE5CLLZCEUTJFTD5L5 \
  | 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: f172173516393a25af22252692cc7d5f678e4a97f21cd1c0b2993a52e37967d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32ebae396dde9171207c1e93bd4dbc40001d8a3d4b80304564c4d4563a336c02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2012-09-04T09:14:06Z",
    "title_canon_sha256": "31713b0a3c7b31b60237a57e40df8ae48ad64ea631fd5250bfaaa877cdf47469"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0573",
    "kind": "arxiv",
    "version": 1
  }
}