Pith Number

pith:HR3S2QT5

pith:2019:HR3S2QT5XS3FPCJLREJRMQXG7I

not attested not anchored not stored refs pending

PMU-Based ROCOF Measurements: Uncertainty Limits and Metrological Significance in Power System Applications

Asja Derviskadic, Guglielmo Frigo, Mario Paolone, Yihui Zuo

arxiv:1903.08895 v1 · 2019-03-21 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HR3S2QT5XS3FPCJLREJRMQXG7I}

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	2026-05-17T23:50:43.640778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c772d427dbcb657892b89131642e6fa04079cc1a94c69712d2a254434b8569e

Aliases

arxiv: 1903.08895 · arxiv_version: 1903.08895v1 · doi: 10.48550/arxiv.1903.08895 · pith_short_12: HR3S2QT5XS3F · pith_short_16: HR3S2QT5XS3FPCJL · pith_short_8: HR3S2QT5

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/HR3S2QT5XS3FPCJLREJRMQXG7I \
  | 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: 3c772d427dbcb657892b89131642e6fa04079cc1a94c69712d2a254434b8569e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bff95cdb1c49aa7c0dd19b1c34d8f80f9523d0a80da0a900b01efe21727cdae2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-21T09:44:10Z",
    "title_canon_sha256": "f4f2b62ee146659cff0c6dd8df65777e9e808b85fd497abb3fce64d7b9997582"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08895",
    "kind": "arxiv",
    "version": 1
  }
}