Pith Number

pith:KXYU2EZE

pith:2019:KXYU2EZE7VQ6X5CEW6LH3SHEIN

not attested not anchored not stored refs pending

Collapsing Ricci-flat metrics on elliptic K3 surfaces

Gao Chen, Jeff Viaclovsky, Ruobing Zhang

arxiv:1910.11321 v1 · 2019-10-24 · math.DG · 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{KXYU2EZE7VQ6X5CEW6LH3SHEIN}

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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

Hyper-K\"ahler manifolds from Riemann-Hilbert problems I: Ooguri-Vafa-like model geometries

Receipt and verification

First computed	2026-07-05T00:14:42.390073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f14d1324fd61ebf444b7967dc8e4435115be9b4a5fe9e9d1b8631dea30f184

Aliases

arxiv: 1910.11321 · arxiv_version: 1910.11321v1 · doi: 10.48550/arxiv.1910.11321 · pith_short_12: KXYU2EZE7VQ6 · pith_short_16: KXYU2EZE7VQ6X5CE · pith_short_8: KXYU2EZE

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/KXYU2EZE7VQ6X5CEW6LH3SHEIN \
  | 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: 55f14d1324fd61ebf444b7967dc8e4435115be9b4a5fe9e9d1b8631dea30f184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e66468a1b54c936903804a9a3fae273d2ae39515a1cd5d193411c5e63c049ca",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-10-24T17:55:27Z",
    "title_canon_sha256": "c3fc36f6b46eec119426e6951224b2cab8db5e25feeb23e56d1545f67eaacf2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11321",
    "kind": "arxiv",
    "version": 1
  }
}