Pith Number

pith:LMJ2C7OG

pith:2025:LMJ2C7OGNS43VRQU3XBRKBACNA

not attested not anchored not stored refs pending

PINP: Physics-Informed Neural Predictor with latent estimation of fluid flows

Hao Sun, Huaguan Chen, Yang Liu

arxiv:2504.06070 v1 · 2025-04-08 · 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{LMJ2C7OGNS43VRQU3XBRKBACNA}

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	2026-07-05T10:46:14.886846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b13a17dc66cb9bac614ddc315040268344451d7fdc13967d28fa7c46c69466d

Aliases

arxiv: 2504.06070 · arxiv_version: 2504.06070v1 · doi: 10.48550/arxiv.2504.06070 · pith_short_12: LMJ2C7OGNS43 · pith_short_16: LMJ2C7OGNS43VRQU · pith_short_8: LMJ2C7OG

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/LMJ2C7OGNS43VRQU3XBRKBACNA \
  | 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: 5b13a17dc66cb9bac614ddc315040268344451d7fdc13967d28fa7c46c69466d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de0603bc9ce23a944465f8973a97267467a76ce389a2c1a02fa02af69c5fcd28",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-08T14:11:01Z",
    "title_canon_sha256": "e2259450aa543788448f4d53a46a21e35f7dd54f89f57e93e7e5b34ad7c2bb16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.06070",
    "kind": "arxiv",
    "version": 1
  }
}