Pith Number

pith:2WEDU6ZN

pith:2026:2WEDU6ZND265W7BA77Q7BZZ3AE

not attested not anchored not stored refs pending

Zero-cycles on Moduli Spaces of Twisted Sheaves and Applications to Double EPW Quartics

Carl Mazzanti

arxiv:2605.18245 v1 · 2026-05-18 · 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{2WEDU6ZND265W7BA77Q7BZZ3AE}

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	2026-05-20T00:05:52.014234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5883a7b2d1ebddb7c20ffe1f0e73b0130a86f357e0fbee466e2b527a09b4d3c

Aliases

arxiv: 2605.18245 · arxiv_version: 2605.18245v1 · doi: 10.48550/arxiv.2605.18245 · pith_short_12: 2WEDU6ZND265 · pith_short_16: 2WEDU6ZND265W7BA · pith_short_8: 2WEDU6ZN

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/2WEDU6ZND265W7BA77Q7BZZ3AE \
  | 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: d5883a7b2d1ebddb7c20ffe1f0e73b0130a86f357e0fbee466e2b527a09b4d3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b54a7ac4e8b40949f15cc0ea6a81ea5557774f49689b7b2819b4a9d97b61c012",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-18T11:40:57Z",
    "title_canon_sha256": "d34cf7d12e6ccebaca49ddda4e880af03d228ffbbd83628bfc8110ef3495634b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18245",
    "kind": "arxiv",
    "version": 1
  }
}