Pith Number

pith:LQBGPVVS

pith:2019:LQBGPVVSSQTVGRHB5GAK3BO4DU

not attested not anchored not stored refs pending

Almost-K\"ahler anti-self-dual metrics on $K3\#3\overline{\mathbb{CP}_{2}}$

Inyoung Kim

arxiv:1902.08929 v1 · 2019-02-24 · math.DG · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQBGPVVSSQTVGRHB5GAK3BO4DU}

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	2026-05-17T23:52:49.396497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c0267d6b294275344e1e980ad85dc1d1310d8fd4c1bf3e6ab949a49ef38ff71

Aliases

arxiv: 1902.08929 · arxiv_version: 1902.08929v1 · doi: 10.48550/arxiv.1902.08929 · pith_short_12: LQBGPVVSSQTV · pith_short_16: LQBGPVVSSQTVGRHB · pith_short_8: LQBGPVVS

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/LQBGPVVSSQTVGRHB5GAK3BO4DU \
  | 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: 5c0267d6b294275344e1e980ad85dc1d1310d8fd4c1bf3e6ab949a49ef38ff71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da6a1b47e2b0d052ee3bdbae661565bca444070dfd9f6283de053575fb49f6d4",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-02-24T11:29:22Z",
    "title_canon_sha256": "114ded7fef9e8437810cd08e7299cc1de9d9c28ce91c9e079c928d5f05d7ac00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08929",
    "kind": "arxiv",
    "version": 1
  }
}