Pith Number

pith:2OIYB4O4

pith:2026:2OIYB4O4BXMD4ATVWZ7CDLTYBL

not attested not anchored not stored refs pending

Kriging and neural network models for pressure losses across perforated plates

Shuai Li

arxiv:2606.29628 v1 · 2026-06-28 · physics.flu-dyn · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2OIYB4O4BXMD4ATVWZ7CDLTYBL}

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	2026-06-30T01:18:20.082983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39180f1dc0dd83e0275b67e21ae780ae15269f798c9bebce89fb2dc065eddf9

Aliases

arxiv: 2606.29628 · arxiv_version: 2606.29628v1 · doi: 10.48550/arxiv.2606.29628 · pith_short_12: 2OIYB4O4BXMD · pith_short_16: 2OIYB4O4BXMD4ATV · pith_short_8: 2OIYB4O4

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/2OIYB4O4BXMD4ATVWZ7CDLTYBL \
  | 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: d39180f1dc0dd83e0275b67e21ae780ae15269f798c9bebce89fb2dc065eddf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c111f71cf0e5142f7e8ad69a651098e2dff8946833f51457acafd376ef8c64b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-06-28T22:21:23Z",
    "title_canon_sha256": "cc6d86db365c5dd28fd65a32c2287bdeb67fa718bcc62c83d6f5d4c83fbe0626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29628",
    "kind": "arxiv",
    "version": 1
  }
}