Pith Number

pith:V4F5WWLC

pith:2023:V4F5WWLC4IEHEGSXHDPXOF6RER

not attested not anchored not stored refs pending

Physics-informed neural network for seismic wave inversion in layered semi-infinite domain

Chengping Rao, Hao Sun, Pu Ren, Yang Liu

arxiv:2305.05150 v1 · 2023-05-09 · physics.geo-ph · cs.LG · cs.NA · math.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{V4F5WWLC4IEHEGSXHDPXOF6RER}

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	2026-07-05T06:08:31.335283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af0bdb5962e208721a5738df7717d1244a48ca355b1b384d3a2fbc3b15508aab

Aliases

arxiv: 2305.05150 · arxiv_version: 2305.05150v1 · doi: 10.48550/arxiv.2305.05150 · pith_short_12: V4F5WWLC4IEH · pith_short_16: V4F5WWLC4IEHEGSX · pith_short_8: V4F5WWLC

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/V4F5WWLC4IEHEGSXHDPXOF6RER \
  | 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: af0bdb5962e208721a5738df7717d1244a48ca355b1b384d3a2fbc3b15508aab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ede5fa7744f23dc4ee693e8d94a96200148f90411ba51313b5b8bd02fac5bcb",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2023-05-09T03:30:06Z",
    "title_canon_sha256": "68744096fe220afdb69b3f2ce37e54255a716e7187a784045ce10975d74c58f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.05150",
    "kind": "arxiv",
    "version": 1
  }
}