Pith Number

pith:AIRHY5Q3

pith:2017:AIRHY5Q3XXI2U2NLMRGDACK7VG

not attested not anchored not stored refs pending

Distributed Estimation of Oscillations in Power Systems: an Extended Kalman Filtering Approach

Di Shi, Junhui Huang, Qibing Zhang, Sen Pan, Zhe Yu, Zhiwei Wang

arxiv:1706.05355 v1 · 2017-06-16 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AIRHY5Q3XXI2U2NLMRGDACK7VG}

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	2026-05-18T00:42:13.998178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02227c761bbdd1aa69ab644c30095fa9bf77a3159a6bc2d30fbb9d715e982345

Aliases

arxiv: 1706.05355 · arxiv_version: 1706.05355v1 · doi: 10.48550/arxiv.1706.05355 · pith_short_12: AIRHY5Q3XXI2 · pith_short_16: AIRHY5Q3XXI2U2NL · pith_short_8: AIRHY5Q3

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/AIRHY5Q3XXI2U2NLMRGDACK7VG \
  | 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: 02227c761bbdd1aa69ab644c30095fa9bf77a3159a6bc2d30fbb9d715e982345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e460b64ffcd11dfe06e559b27c5e39f5eb5f3e23bb9b8e7a4b71af7feb514670",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-06-16T17:22:42Z",
    "title_canon_sha256": "cb56e3a235b5e159c2e76ea6e7056fc243f128eb0c93c5330d19af099e3353ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05355",
    "kind": "arxiv",
    "version": 1
  }
}