Pith Number

pith:KDBWUEQN

pith:2025:KDBWUEQNKUECLV3KZFIWNQZ447

not attested not anchored not stored refs pending

Maximal curves over finite fields and a modular isogeny

Claudio Stirpe, Guido Lido, Pietro Mercuri, Valerio Dose

arxiv:2504.18894 v2 · 2025-04-26 · 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{KDBWUEQNKUECLV3KZFIWNQZ447}

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

Point counts, automorphisms, and gonalities of Shimura curves

Receipt and verification

First computed	2026-07-05T10:55:35.295629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c36a120d550825d76ac95166c33ce7e3a5d069ebfbbcb5fc289595a5a737ff

Aliases

arxiv: 2504.18894 · arxiv_version: 2504.18894v2 · doi: 10.48550/arxiv.2504.18894 · pith_short_12: KDBWUEQNKUEC · pith_short_16: KDBWUEQNKUECLV3K · pith_short_8: KDBWUEQN

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/KDBWUEQNKUECLV3KZFIWNQZ447 \
  | 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: 50c36a120d550825d76ac95166c33ce7e3a5d069ebfbbcb5fc289595a5a737ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3c63c7238c6b4e961e33f196a7afb3836385161f642bd183967facc5896df46",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2025-04-26T11:19:55Z",
    "title_canon_sha256": "8e5cd3ba0ecee55958ed271e372df00faec6b1d6a72c677d3d9a30cf2818ee61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18894",
    "kind": "arxiv",
    "version": 2
  }
}