Pith Number

pith:XJAMDJRP

pith:2025:XJAMDJRP5MG7UJRFXBJX3NIB55

not attested not anchored not stored refs pending

Quadratic Chabauty for Atkin-Lehner quotients of modular curves via weakly holomorphic modular forms: Hodge Filtrations

Isabel Rendell

arxiv:2509.02291 v1 · 2025-09-02 · 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{XJAMDJRP5MG7UJRFXBJX3NIB55}

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

Equationless quadratic Chabauty for non-split Cartan modular curves

Receipt and verification

First computed	2026-07-05T12:03:35.603599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba40c1a62feb0dfa2625b8537db501ef761e4c20b0a8959cb32bbe8ff39b107b

Aliases

arxiv: 2509.02291 · arxiv_version: 2509.02291v1 · doi: 10.48550/arxiv.2509.02291 · pith_short_12: XJAMDJRP5MG7 · pith_short_16: XJAMDJRP5MG7UJRF · pith_short_8: XJAMDJRP

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/XJAMDJRP5MG7UJRFXBJX3NIB55 \
  | 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: ba40c1a62feb0dfa2625b8537db501ef761e4c20b0a8959cb32bbe8ff39b107b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50b769a7e5ce9e56745147f85e14d67510965ff51d7748f0b9d1dce01862c817",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2025-09-02T13:10:52Z",
    "title_canon_sha256": "fa42b78ef10431c0d5725fd6af5dffc446d8d6fed2f0a7cdd683de925e98f729"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02291",
    "kind": "arxiv",
    "version": 1
  }
}