Pith Number

pith:2EKIJVVY

pith:2020:2EKIJVVYH5S3PCYLWACDOEX6X2

not attested not anchored not stored refs pending

Probabilistic neural network-based reduced-order surrogate for fluid flows

Kai Fukami, Koji Fukagata, Kunihiko Taira, Nesar Ramachandra, Romit Maulik

arxiv:2012.08719 v1 · 2020-12-16 · physics.flu-dyn · physics.comp-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2EKIJVVYH5S3PCYLWACDOEX6X2}

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	2026-07-05T02:00:02.586041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d11484d6b83f65b78b0bb0043712febea5935c37423fa9b21032421c3150a50f

Aliases

arxiv: 2012.08719 · arxiv_version: 2012.08719v1 · doi: 10.48550/arxiv.2012.08719 · pith_short_12: 2EKIJVVYH5S3 · pith_short_16: 2EKIJVVYH5S3PCYL · pith_short_8: 2EKIJVVY

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/2EKIJVVYH5S3PCYLWACDOEX6X2 \
  | 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: d11484d6b83f65b78b0bb0043712febea5935c37423fa9b21032421c3150a50f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92daf46dea81ae1d95100c8f943287bb386cc46a7312fddc5fd703a136dc8af7",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-12-16T03:23:48Z",
    "title_canon_sha256": "a759850e8de7fc3e9b9b2c482f3b29bc7fb62692fd009d2ced765a022f9b767a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08719",
    "kind": "arxiv",
    "version": 1
  }
}