Pith Number

pith:ZK6RHBUQ

pith:2019:ZK6RHBUQ7NA33J44F5S2LL33RT

not attested not anchored not stored refs pending

Smart Grid State Estimation with PMUs Time Synchronization Errors

Grazia Barchi, Luca Schenato, Marco Todescato, Ruggero Carli

arxiv:1911.11664 v1 · 2019-11-26 · math.OC · cs.SY · eess.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{ZK6RHBUQ7NA33J44F5S2LL33RT}

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	2026-07-05T01:39:55.085285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cabd138690fb41bda79c2f65a5af7b8cc53940abdda01bb1dddb4bf53a4debcd

Aliases

arxiv: 1911.11664 · arxiv_version: 1911.11664v1 · doi: 10.48550/arxiv.1911.11664 · pith_short_12: ZK6RHBUQ7NA3 · pith_short_16: ZK6RHBUQ7NA33J44 · pith_short_8: ZK6RHBUQ

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/ZK6RHBUQ7NA33J44F5S2LL33RT \
  | 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: cabd138690fb41bda79c2f65a5af7b8cc53940abdda01bb1dddb4bf53a4debcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fd48cb1ddec242a4d31ae117ccd7b56c0676f8578a3dba0f39380c95b1d3f2d",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-11-26T16:04:02Z",
    "title_canon_sha256": "13613b74e0ba71b582cbd42a979870c44ec355fdc120a0fd742d71b8aab21e3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.11664",
    "kind": "arxiv",
    "version": 1
  }
}