Pith Number

pith:EF4ZQIBM

pith:2014:EF4ZQIBM24IOEPHBOJVMIJPL6X

not attested not anchored not stored refs pending

Nonlinear analysis of time series of vibration data from a friction brake: SSA, PCA, and MFDFA

Boris Wernitz, Nikolay K. Vitanov, Norbert P. Hoffmann

arxiv:1410.6274 v1 · 2014-10-23 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EF4ZQIBM24IOEPHBOJVMIJPL6X}

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	2026-05-18T01:41:40.683052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

217998202cd710e23ce1726ac425ebf5ececb09284288b7db87bfa62e8b62041

Aliases

arxiv: 1410.6274 · arxiv_version: 1410.6274v1 · doi: 10.48550/arxiv.1410.6274 · pith_short_12: EF4ZQIBM24IO · pith_short_16: EF4ZQIBM24IOEPHB · pith_short_8: EF4ZQIBM

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/EF4ZQIBM24IOEPHBOJVMIJPL6X \
  | 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: 217998202cd710e23ce1726ac425ebf5ececb09284288b7db87bfa62e8b62041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27f1a95fd1a2d4965cb60f9a325eb06431b9eb7e9d11344e82abb04501996b08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2014-10-23T07:55:33Z",
    "title_canon_sha256": "386cb8ddaf9c5bfdf72b48b6962425c57cec8797a58393acf1cabf4f78d8614a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6274",
    "kind": "arxiv",
    "version": 1
  }
}