Pith Number

pith:DZW6DS7Y

pith:2024:DZW6DS7YGNR5ZBOUDKQJM3BLL3

not attested not anchored not stored refs pending

Log K3 surfaces with irreducible boundary

J\'anos Koll\'ar

arxiv:2407.08051 v1 · 2024-07-10 · 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{DZW6DS7YGNR5ZBOUDKQJM3BLL3}

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.

Cited by

1 paper in Pith

Open surfaces with a triangle at infinity

Receipt and verification

First computed	2026-07-05T08:42:42.378945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e6de1cbf83363dc85d41aa0966c2b5edc2215d6e9b8ff5f66a4f1d2ee357205

Aliases

arxiv: 2407.08051 · arxiv_version: 2407.08051v1 · doi: 10.48550/arxiv.2407.08051 · pith_short_12: DZW6DS7YGNR5 · pith_short_16: DZW6DS7YGNR5ZBOU · pith_short_8: DZW6DS7Y

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/DZW6DS7YGNR5ZBOUDKQJM3BLL3 \
  | 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: 1e6de1cbf83363dc85d41aa0966c2b5edc2215d6e9b8ff5f66a4f1d2ee357205

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "840a5c405bedd0849b8e1751c6991e723c8b46c44f200cad61c737cf9939d79c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2024-07-10T21:12:39Z",
    "title_canon_sha256": "fc23feaceafc10c47b4f78f265b3bef8ff6170d7c5ae91e4524ca6995fcb5546"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.08051",
    "kind": "arxiv",
    "version": 1
  }
}