Pith Number

pith:MV3FRUOW

pith:2010:MV3FRUOWG5CHT3BG3RH473VVGP

not attested not anchored not stored refs pending

The Chow ring of the stack of cyclic covers of the projective line

Damiano Fulghesu, Filippo Viviani

arxiv:1003.4091 v2 · 2010-03-22 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MV3FRUOWG5CHT3BG3RH473VVGP}

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	2026-05-18T03:57:27.064920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

657658d1d6374479ec26dc4fcfeeb533cfa02e3b868ebcff4ef6db71b58abb84

Aliases

arxiv: 1003.4091 · arxiv_version: 1003.4091v2 · doi: 10.48550/arxiv.1003.4091 · pith_short_12: MV3FRUOWG5CH · pith_short_16: MV3FRUOWG5CHT3BG · pith_short_8: MV3FRUOW

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/MV3FRUOWG5CHT3BG3RH473VVGP \
  | 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: 657658d1d6374479ec26dc4fcfeeb533cfa02e3b868ebcff4ef6db71b58abb84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8944e6bf5aa22ac00e53280860f762332069a808174a6272d34c5f75670b29b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-03-22T07:32:06Z",
    "title_canon_sha256": "b1d125a88b45371ea51f7b8aa202626201e9ec425e2e81800f793cccc9a250d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4091",
    "kind": "arxiv",
    "version": 2
  }
}