Pith Number

pith:NNLTCI6N

pith:2020:NNLTCI6NZ345WYTNS75PP6CKWL

not attested not anchored not stored refs pending

Global smoothings of degenerate K3 surfaces with triple points

Naoto Yotsutani

arxiv:2004.03162 v2 · 2020-04-07 · 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{NNLTCI6NZ345WYTNS75PP6CKWL}

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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

Smoothing toroidal crossing spaces

Receipt and verification

First computed	2026-07-05T04:04:34.943280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b573123cdcef9db626d97faf7f84ab2d472780d8681459ea57d0e858a3e1c44

Aliases

arxiv: 2004.03162 · arxiv_version: 2004.03162v2 · doi: 10.48550/arxiv.2004.03162 · pith_short_12: NNLTCI6NZ345 · pith_short_16: NNLTCI6NZ345WYTN · pith_short_8: NNLTCI6N

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/NNLTCI6NZ345WYTNS75PP6CKWL \
  | 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: 6b573123cdcef9db626d97faf7f84ab2d472780d8681459ea57d0e858a3e1c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b58490ccc668da09775ffba200d959275cf9326b78be54a0c7c023aa05bf2c0b",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2020-04-07T07:10:06Z",
    "title_canon_sha256": "ab56719c5ce5bc692a6c9cbec9cec557509d75184b3eda193b2f5723259861fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.03162",
    "kind": "arxiv",
    "version": 2
  }
}