Pith Number

pith:MSHRRQFC

pith:2024:MSHRRQFCNXG6V7WIRCQQOPM5N4

not attested not anchored not stored refs pending

Coprime-Universal Quadratic Forms

Giacomo Cherubini, Matteo Bordignon

arxiv:2406.01533 v1 · 2024-06-03 · 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{MSHRRQFCNXG6V7WIRCQQOPM5N4}

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.

Cited by

1 paper in Pith

Kitaoka's Conjecture for quadratic fields

Receipt and verification

First computed	2026-07-05T08:26:40.809285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

648f18c0a26dcdeafec888a1073d9d6f3a9424c130b9dcef93ddd05eac2fc7d0

Aliases

arxiv: 2406.01533 · arxiv_version: 2406.01533v1 · doi: 10.48550/arxiv.2406.01533 · pith_short_12: MSHRRQFCNXG6 · pith_short_16: MSHRRQFCNXG6V7WI · pith_short_8: MSHRRQFC

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/MSHRRQFCNXG6V7WIRCQQOPM5N4 \
  | 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: 648f18c0a26dcdeafec888a1073d9d6f3a9424c130b9dcef93ddd05eac2fc7d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a73c35a8fb6abea7b8705042c1ad557b7cbcfd2515b7157f0d5376ffa7d9c4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2024-06-03T17:05:18Z",
    "title_canon_sha256": "78a3fc4a2e423f08020eb04397c746fb3e832644529644d66104fcde0aebcb48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.01533",
    "kind": "arxiv",
    "version": 1
  }
}