Pith Number

pith:E3PZ7K6L

pith:2020:E3PZ7K6LPOBF7BVLSRNMWUABUH

not attested not anchored not stored refs pending

Machine learning based spatio-temporal super resolution reconstruction of turbulent flows

Kai Fukami, Koji Fukagata, Kunihiko Taira

arxiv:2004.11566 v2 · 2020-04-24 · physics.flu-dyn · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E3PZ7K6LPOBF7BVLSRNMWUABUH}

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	2026-07-05T02:08:48.615569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26df9fabcb7b825f86ab945acb5001a1eb6b36d182092f1ee6b336d56273e7cf

Aliases

arxiv: 2004.11566 · arxiv_version: 2004.11566v2 · doi: 10.48550/arxiv.2004.11566 · pith_short_12: E3PZ7K6LPOBF · pith_short_16: E3PZ7K6LPOBF7BVL · pith_short_8: E3PZ7K6L

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/E3PZ7K6LPOBF7BVLSRNMWUABUH \
  | 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: 26df9fabcb7b825f86ab945acb5001a1eb6b36d182092f1ee6b336d56273e7cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6e37ef5fcb0ae9f4f02c5fa1f81be86b23f7e2256d64ef4317fb8fe6e770415",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-04-24T07:15:57Z",
    "title_canon_sha256": "3b3c1cf9d480dd4c17fdd5a8c9f5e23907923964257c4508eec330c1f6b57423"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11566",
    "kind": "arxiv",
    "version": 2
  }
}