Pith Number

pith:NXSC4A7B

pith:2026:NXSC4A7BCNCMOUDRDLKC3BGPTK

not attested not anchored not stored refs pending

Efficient Weak-Entropy PINN for Solving Hyperbolic Conservation Laws

Kuang Huang, Qi Gao, Xuan Di

arxiv:2608.10389 v1 · 2026-08-11 · math.NA · cs.LG · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXSC4A7BCNCMOUDRDLKC3BGPTK}

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	2026-08-12T00:24:00.791758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6de42e03e11344c750711ad42d84cf9a9c17d37b3af33bfd2b2ca91f245ff187

Aliases

arxiv: 2608.10389 · arxiv_version: 2608.10389v1 · doi: 10.48550/arxiv.2608.10389 · pith_short_12: NXSC4A7BCNCM · pith_short_16: NXSC4A7BCNCMOUDR · pith_short_8: NXSC4A7B

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/NXSC4A7BCNCMOUDRDLKC3BGPTK \
  | 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: 6de42e03e11344c750711ad42d84cf9a9c17d37b3af33bfd2b2ca91f245ff187

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e2ce8d1dfcf6aeab265b27e17cd8bd020394b6f8e5eb88c6e49b6414029b2b1",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-08-11T02:34:15Z",
    "title_canon_sha256": "bc194340a334e3f589ec0f057e9efc31f3b03503687177f1cf5a86ccf836b5e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10389",
    "kind": "arxiv",
    "version": 1
  }
}