Pith Number

pith:NPUZLGVK

pith:2014:NPUZLGVKL2BQYAR232ZPCFZRWJ

not attested not anchored not stored refs pending

Shimura varieties in the Torelli locus via Galois coverings

Alessandro Ghigi, Matteo Penegini, Paola Frediani

arxiv:1402.0973 v3 · 2014-02-05 · 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{NPUZLGVKL2BQYAR232ZPCFZRWJ}

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	2026-05-18T02:30:32.243899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be9959aaa5e830c023adeb2f11731b267e861f75add25692a340ea46c5b2528

Aliases

arxiv: 1402.0973 · arxiv_version: 1402.0973v3 · doi: 10.48550/arxiv.1402.0973 · pith_short_12: NPUZLGVKL2BQ · pith_short_16: NPUZLGVKL2BQYAR2 · pith_short_8: NPUZLGVK

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/NPUZLGVKL2BQYAR232ZPCFZRWJ \
  | 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: 6be9959aaa5e830c023adeb2f11731b267e861f75add25692a340ea46c5b2528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff2b0ef74fea967b6b8c1efbecc4a8c91aa9dacde7524b051a0619960ad3a262",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-02-05T08:53:07Z",
    "title_canon_sha256": "e277f0cf5ecd8dd01e5e2b91965c4ce0e0505c76440852400247c6345ebf2900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0973",
    "kind": "arxiv",
    "version": 3
  }
}