Pith Number

pith:LH7Q7LLN

pith:2026:LH7Q7LLN4DEZPNZRBPSEHHBKOE

not attested not anchored not stored refs pending

Continual-Learning Physics-Informed Neural Networks for Parameterized Partial Differential Equations

Letian Chen, Wenhui Fan, Xinyue Hu, Xujia Chen, Yi Liu

arxiv:2608.04778 v1 · 2026-08-05 · 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{LH7Q7LLN4DEZPNZRBPSEHHBKOE}

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	2026-08-06T01:47:05.307641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59ff0fad6de0c997b7310be4439c2a711c87be7464e0cf03ec03ddb2aa268ddb

Aliases

arxiv: 2608.04778 · arxiv_version: 2608.04778v1 · doi: 10.48550/arxiv.2608.04778 · pith_short_12: LH7Q7LLN4DEZ · pith_short_16: LH7Q7LLN4DEZPNZR · pith_short_8: LH7Q7LLN

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/LH7Q7LLN4DEZPNZRBPSEHHBKOE \
  | 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: 59ff0fad6de0c997b7310be4439c2a711c87be7464e0cf03ec03ddb2aa268ddb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35a525e188d3e4535008bf1e6db619d42fb94948f58954362fe79ac333dcf4ca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-05T12:43:57Z",
    "title_canon_sha256": "4b38c1323201f1df6560a5d1459d641ce9983009175cfc36f22ead8eede4fddf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04778",
    "kind": "arxiv",
    "version": 1
  }
}