Pith Number

pith:UUPZ2P55

pith:2025:UUPZ2P55NJQG3TLE3QQ4EONJFP

not attested not anchored not stored refs pending

Moduli spaces for $\Theta$-strata and non-reductive quotients

Ludvig Modin

arxiv:2505.22812 v1 · 2025-05-28 · 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{UUPZ2P55NJQG3TLE3QQ4EONJFP}

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	2026-07-05T11:11:50.311909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a51f9d3fbd6a606dcd64dc21c239a92bd7e9ee6c8386b2a78fc86a94773ecc8a

Aliases

arxiv: 2505.22812 · arxiv_version: 2505.22812v1 · doi: 10.48550/arxiv.2505.22812 · pith_short_12: UUPZ2P55NJQG · pith_short_16: UUPZ2P55NJQG3TLE · pith_short_8: UUPZ2P55

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/UUPZ2P55NJQG3TLE3QQ4EONJFP \
  | 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: a51f9d3fbd6a606dcd64dc21c239a92bd7e9ee6c8386b2a78fc86a94773ecc8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3efea96a2897cc8b6a3c3289f96c3be8e1fc8e3f2af1ca8635712dd90e22e81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-05-28T19:40:48Z",
    "title_canon_sha256": "dd8472069af3a4a1d8764f38dba33e3eb76b47e16a10bb7274e7869c67f74b9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22812",
    "kind": "arxiv",
    "version": 1
  }
}