Pith Number

pith:QUUUOJCC

pith:2026:QUUUOJCCZL5WP3OQDLX5PZ6WCF

not attested not anchored not stored refs pending

Blowups, Gale duality, and moduli spaces

Ana-Maria Castravet, Carolina Araujo, Diletta Martinelli, Inder Kaur

arxiv:2605.27152 v1 · 2026-05-26 · 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{QUUUOJCCZL5WP3OQDLX5PZ6WCF}

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	2026-05-27T02:05:44.577631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8529472442cafb67edd01aefd7e7d611619bca5a693044dee6b13646700377ba

Aliases

arxiv: 2605.27152 · arxiv_version: 2605.27152v1 · doi: 10.48550/arxiv.2605.27152 · pith_short_12: QUUUOJCCZL5W · pith_short_16: QUUUOJCCZL5WP3OQ · pith_short_8: QUUUOJCC

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/QUUUOJCCZL5WP3OQDLX5PZ6WCF \
  | 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: 8529472442cafb67edd01aefd7e7d611619bca5a693044dee6b13646700377ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fc340fc0e079c9c31de771743e7a3938b8af92baf0ab0396795a1b30eacf8a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-26T15:14:27Z",
    "title_canon_sha256": "e3eb74957f4d9f7dfbc0e1aa278fed930b1bcaf9f12037e24a4bab4a1d410075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27152",
    "kind": "arxiv",
    "version": 1
  }
}