Pith Number

pith:5T65A2O3

pith:2025:5T65A2O3H46XZ5KU3V2SZQ36B6

not attested not anchored not stored refs pending

Recent Advances of NeuroDiffEq -- An Open-Source Library for Physics-Informed Neural Networks

David Sondak, Feiyu Chen, Pavlos Protopapas, Shuheng Liu

arxiv:2502.12177 v1 · 2025-02-14 · 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{5T65A2O3H46XZ5KU3V2SZQ36B6}

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	2026-07-05T10:15:51.341715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecfdd069db3f3d7cf554dd752cc37e0fae30deae127541e4ed30f950f6a7f4fb

Aliases

arxiv: 2502.12177 · arxiv_version: 2502.12177v1 · doi: 10.48550/arxiv.2502.12177 · pith_short_12: 5T65A2O3H46X · pith_short_16: 5T65A2O3H46XZ5KU · pith_short_8: 5T65A2O3

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/5T65A2O3H46XZ5KU3V2SZQ36B6 \
  | 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: ecfdd069db3f3d7cf554dd752cc37e0fae30deae127541e4ed30f950f6a7f4fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fac2a4b7961717f4eae19394b3e836f8bb44d9131bc3983cdabab8a7fc6ac66",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-14T04:32:12Z",
    "title_canon_sha256": "3171d0feb1a2e8ad9103f05d1c2672b6df234028624802dd5d1c4828c1b5c2f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.12177",
    "kind": "arxiv",
    "version": 1
  }
}