Pith Number

pith:AA5TH5Q7

pith:2010:AA5TH5Q7TIHU57G2IABOXXORGI

not attested not anchored not stored refs pending

A note on the unirationality of a moduli space of double covers

Jaya NN Iyer, Stefan M\"uller-Stach

arxiv:1009.4323 v1 · 2010-09-22 · 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{AA5TH5Q7TIHU57G2IABOXXORGI}

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	2026-05-18T02:39:32.488289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

003b33f61f9a0f4efcda4002ebddd1320b4e13fafbf90c88786cf66af56e07b7

Aliases

arxiv: 1009.4323 · arxiv_version: 1009.4323v1 · doi: 10.48550/arxiv.1009.4323 · pith_short_12: AA5TH5Q7TIHU · pith_short_16: AA5TH5Q7TIHU57G2 · pith_short_8: AA5TH5Q7

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/AA5TH5Q7TIHU57G2IABOXXORGI \
  | 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: 003b33f61f9a0f4efcda4002ebddd1320b4e13fafbf90c88786cf66af56e07b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "109be387db0afaa964348963ee12774c3bd7a14ee4db04d4e5425bcf79d93e02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-09-22T10:44:50Z",
    "title_canon_sha256": "13a047d87abeaf96ff15650876a14c5c5c3aa7ad031859b26d6f82d2ad5d57ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4323",
    "kind": "arxiv",
    "version": 1
  }
}