Pith Number

pith:NVH3SC4D

pith:2025:NVH3SC4DOR2XQQJ53UYASV2FEW

not attested not anchored not stored refs pending

Multi-Fidelity Machine Learning Applied to Steady Fluid Flows

Christopher R. Schrock, David S. Makhija, Eric M. Wolf, Kazuko W. Fuchi, Philip S. Beran

arxiv:2501.14870 v1 · 2025-01-24 · physics.flu-dyn · cs.NA · math.NA · 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{NVH3SC4DOR2XQQJ53UYASV2FEW}

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	2026-07-05T10:05:20.072632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d4fb90b83747578413ddd3009574525aec18b6c5d0925523b252b2b43706b4e

Aliases

arxiv: 2501.14870 · arxiv_version: 2501.14870v1 · doi: 10.48550/arxiv.2501.14870 · pith_short_12: NVH3SC4DOR2X · pith_short_16: NVH3SC4DOR2XQQJ5 · pith_short_8: NVH3SC4D

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/NVH3SC4DOR2XQQJ53UYASV2FEW \
  | 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: 6d4fb90b83747578413ddd3009574525aec18b6c5d0925523b252b2b43706b4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c910e6fd2474b25d35bee470ce31a8a4d427e83aef416eb71d20d4619ff9365",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-01-24T19:00:24Z",
    "title_canon_sha256": "c390bf11f03747ec8f84979480508f04195086c73d20fc7e857bc73ed058dd3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14870",
    "kind": "arxiv",
    "version": 1
  }
}