Pith Number

pith:X3TQR5AU

pith:2021:X3TQR5AULUWLR75UZJ7NCMPHYS

not attested not anchored not stored refs pending

Learning to Solve the AC Optimal Power Flow via a Lagrangian Approach

Baosen Zhang, Ling Zhang

arxiv:2110.01653 v1 · 2021-10-04 · eess.SY · cs.LG · 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{X3TQR5AULUWLR75UZJ7NCMPHYS}

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	2026-07-05T03:20:04.926452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bee708f4145d2cb8ffb4ca7ed131e7c4833b8f19fdf38ab6850b13334016c923

Aliases

arxiv: 2110.01653 · arxiv_version: 2110.01653v1 · doi: 10.48550/arxiv.2110.01653 · pith_short_12: X3TQR5AULUWL · pith_short_16: X3TQR5AULUWLR75U · pith_short_8: X3TQR5AU

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/X3TQR5AULUWLR75UZJ7NCMPHYS \
  | 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: bee708f4145d2cb8ffb4ca7ed131e7c4833b8f19fdf38ab6850b13334016c923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c99c1d10994d9cec863089df3d8eb42a5c1cfcf2255750afeb8c55b5798cea",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2021-10-04T18:29:08Z",
    "title_canon_sha256": "e22d750e261d161075472ea0b465cb5a9f8bf0d38644bf0887c1750a7370c243"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.01653",
    "kind": "arxiv",
    "version": 1
  }
}