Pith Number

pith:HFTBQNAT

pith:2025:HFTBQNAT5IGEMFJVBBQLYA7FEQ

not attested not anchored not stored refs pending

Identification of Differential Equations by Dynamics-Guided Weighted Weak Form with Voting

Haomin Zhou, Jiahui Cheng, Sung Ha Kang, Wenjing Liao

arxiv:2506.03899 v1 · 2025-06-04 · math.NA · 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{HFTBQNAT5IGEMFJVBBQLYA7FEQ}

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.

Cited by

1 paper in Pith

PDE Identification Using Noise Adaptive Differentiation in Strong Form (S-IDENT)

Receipt and verification

First computed	2026-07-05T11:15:53.741015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3966183413ea0c4615350860bc03e52416856a3719af5f438f54c6eb683df11e

Aliases

arxiv: 2506.03899 · arxiv_version: 2506.03899v1 · doi: 10.48550/arxiv.2506.03899 · pith_short_12: HFTBQNAT5IGE · pith_short_16: HFTBQNAT5IGEMFJV · pith_short_8: HFTBQNAT

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/HFTBQNAT5IGEMFJVBBQLYA7FEQ \
  | 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: 3966183413ea0c4615350860bc03e52416856a3719af5f438f54c6eb683df11e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9786245241a3cef54a658ed901364f743b0690cb745504af2cb3b894ee418290",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-04T12:53:55Z",
    "title_canon_sha256": "5b36b2090317a96111a4ae3f6fe1a7ce5f55b6d6a2160af7200099f0031758ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03899",
    "kind": "arxiv",
    "version": 1
  }
}