Pith Number

pith:TXQSBGKT

pith:2018:TXQSBGKTCZJRIJXTTJNKSTIMRE

not attested not anchored not stored refs pending

Globally Optimal AC Power System Upgrade Planning under Operational Policy Constraints

Alexander Domahidi, Juan Jerez, Roy S. Smith, Sandro Merkli

arxiv:1809.06125 v1 · 2018-09-17 · 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{TXQSBGKTCZJRIJXTTJNKSTIMRE}

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	2026-05-18T00:05:35.577939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de120995316531426f39a5aa94d0c890ac96c438bd78a31574ad12770a1c8a6

Aliases

arxiv: 1809.06125 · arxiv_version: 1809.06125v1 · doi: 10.48550/arxiv.1809.06125 · pith_short_12: TXQSBGKTCZJR · pith_short_16: TXQSBGKTCZJRIJXT · pith_short_8: TXQSBGKT

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/TXQSBGKTCZJRIJXTTJNKSTIMRE \
  | 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: 9de120995316531426f39a5aa94d0c890ac96c438bd78a31574ad12770a1c8a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "674ee316d3f89ae5f7ad8b3f82226d4bbb864c85aacc6ef8aa2ee13367cdc744",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-09-17T10:56:04Z",
    "title_canon_sha256": "e2e0277aa5797d26549af4aa4020265ad346cbc4288a1ba0936139a85e380ce7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06125",
    "kind": "arxiv",
    "version": 1
  }
}