Pith Number

pith:JALZ6LBV

pith:2026:JALZ6LBVPUFM4SGSL7U52MWM6Q

not attested not anchored not stored refs pending

Generic ordinarity for abelian coverings of the projective line

R\'egis Blache (LAMIA)

arxiv:2607.21033 v1 · 2026-07-23 · math.AG · 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{JALZ6LBVPUFM4SGSL7U52MWM6Q}

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	2026-07-24T01:23:48.370322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48179f2c357d0ace48d25fe9dd32ccf4229d92694fa3033daa7f6146c1a96a90

Aliases

arxiv: 2607.21033 · arxiv_version: 2607.21033v1 · doi: 10.48550/arxiv.2607.21033 · pith_short_12: JALZ6LBVPUFM · pith_short_16: JALZ6LBVPUFM4SGS · pith_short_8: JALZ6LBV

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/JALZ6LBVPUFM4SGSL7U52MWM6Q \
  | 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: 48179f2c357d0ace48d25fe9dd32ccf4229d92694fa3033daa7f6146c1a96a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b119f4757132226d53397e9eb88cbb0d959107f70fc2a07184f0a9d05aa79dd",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-07-23T08:16:33Z",
    "title_canon_sha256": "cc32e3e98c589ace43d763f01167f3069037de2ce16400bce95901ae0f8c2e91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21033",
    "kind": "arxiv",
    "version": 1
  }
}