Pith Number

pith:URG4P7NY

pith:2018:URG4P7NYJQZWEJHA6T23FY57GK

not attested not anchored not stored refs pending

Online Estimation of Power System Inertia Using Dynamic Regressor Extension and Mixing

Johannes Schiffer, Petros Aristidou, Romeo Ortega

arxiv:1812.00201 v2 · 2018-12-01 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URG4P7NYJQZWEJHA6T23FY57GK}

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	2026-05-17T23:49:27.318662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44dc7fdb84c336224e0f4f5b2e3bf3299e4ca3231065b366f8f72e3f6c6b303

Aliases

arxiv: 1812.00201 · arxiv_version: 1812.00201v2 · doi: 10.48550/arxiv.1812.00201 · pith_short_12: URG4P7NYJQZW · pith_short_16: URG4P7NYJQZWEJHA · pith_short_8: URG4P7NY

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/URG4P7NYJQZWEJHA6T23FY57GK \
  | 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: a44dc7fdb84c336224e0f4f5b2e3bf3299e4ca3231065b366f8f72e3f6c6b303

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ace900bbbdeb2da4a9f485cff0b7dd4b8a8745d2f7227e76cfd6ade59092e267",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-12-01T12:39:00Z",
    "title_canon_sha256": "ad5518b3748ec78085ac24ff77106d0324084edee3bbf7c2d1c8e4a99da071e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00201",
    "kind": "arxiv",
    "version": 2
  }
}