Pith Number

pith:MGH3OB53

pith:2013:MGH3OB53KC6GDHK3YKQ3JIQ7P2

not attested not anchored not stored refs pending

Pryms of non-cyclic triple coverings and log canonical models of the spin moduli space of genus 2

Angela Ortega, Herbert Lange

arxiv:1309.6984 v1 · 2013-09-26 · 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{MGH3OB53KC6GDHK3YKQ3JIQ7P2}

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	2026-05-18T00:44:29.469815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

618fb707bb50bc619d5bc2a1b4a21f7e8336a7ef573c48f94670f0e6f7577359

Aliases

arxiv: 1309.6984 · arxiv_version: 1309.6984v1 · doi: 10.48550/arxiv.1309.6984 · pith_short_12: MGH3OB53KC6G · pith_short_16: MGH3OB53KC6GDHK3 · pith_short_8: MGH3OB53

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/MGH3OB53KC6GDHK3YKQ3JIQ7P2 \
  | 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: 618fb707bb50bc619d5bc2a1b4a21f7e8336a7ef573c48f94670f0e6f7577359

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29fc95e3fdc776def402ca169e66a4d8dca6b63dea4a3932ec9da2d8fad8d4dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-09-26T17:33:17Z",
    "title_canon_sha256": "2bb4e99bdc4fcb85ff7aea4dee98f1062fc12af6862dffef83df3c4cfd552286"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6984",
    "kind": "arxiv",
    "version": 1
  }
}