Pith Number

pith:4XIA6TEI

pith:2025:4XIA6TEIBFT4J2B5JIKZQXFOKX

not attested not anchored not stored refs pending

Principal Component Stochastic Subspace Identification for Output-Only Modal Analysis

Biqi Chen, Jun Zhang, Ying Wang

arxiv:2504.00317 v1 · 2025-04-01 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XIA6TEIBFT4J2B5JIKZQXFOKX}

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

Adaptive Physics-Informed System Modeling with Control for Nonlinear Structural System Estimation

Receipt and verification

First computed	2026-07-05T10:42:24.269048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5d00f4c880967c4e83d4a15985cae55d646c2b432fc70ee4d4c6ff7f86d1726

Aliases

arxiv: 2504.00317 · arxiv_version: 2504.00317v1 · doi: 10.48550/arxiv.2504.00317 · pith_short_12: 4XIA6TEIBFT4 · pith_short_16: 4XIA6TEIBFT4J2B5 · pith_short_8: 4XIA6TEI

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/4XIA6TEIBFT4J2B5JIKZQXFOKX \
  | 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: e5d00f4c880967c4e83d4a15985cae55d646c2b432fc70ee4d4c6ff7f86d1726

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "426e8d652d52986b9fe7b545345c46f26c0fb390d1001716d7066182ef08135c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2025-04-01T00:49:43Z",
    "title_canon_sha256": "79adef13c7ffbc09fd1710f522b07c0ed3d9cc3f0683ca27f1ac91de4e48fe01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00317",
    "kind": "arxiv",
    "version": 1
  }
}