Pith Number

pith:AVKJ5KIN

pith:2024:AVKJ5KINGUDV6XN3B7UCTPFZ3M

not attested not anchored not stored refs pending

Chow ring of moduli spaces of quasi-polarised K3 surfaces in lower genus

Fei Si

arxiv:2401.12580 v1 · 2024-01-23 · 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{AVKJ5KINGUDV6XN3B7UCTPFZ3M}

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	2026-07-05T07:36:32.864649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05549ea90d35075f5dbb0fe829bcb9db10aa5652fd7847ffd789a10ed6c601fa

Aliases

arxiv: 2401.12580 · arxiv_version: 2401.12580v1 · doi: 10.48550/arxiv.2401.12580 · pith_short_12: AVKJ5KINGUDV · pith_short_16: AVKJ5KINGUDV6XN3 · pith_short_8: AVKJ5KIN

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/AVKJ5KINGUDV6XN3B7UCTPFZ3M \
  | 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: 05549ea90d35075f5dbb0fe829bcb9db10aa5652fd7847ffd789a10ed6c601fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a896b667fa4f0dfcd84664d4133c36af66955ae010669e0b24d5f4bc87fb0d8e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2024-01-23T09:16:01Z",
    "title_canon_sha256": "ac14eeac2e0ef3b82bfef15901bf3f22fe52f260b3bb572dd8e6f653b1e3d764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.12580",
    "kind": "arxiv",
    "version": 1
  }
}