Pith Number

pith:7EXAUTDJ

pith:2017:7EXAUTDJEO3T4Q7RDI3ROXPDZP

not attested not anchored not stored refs pending

Inexactness of the Hydro-Thermal Coordination Semidefinite Relaxation

L. S. A. Martins, M. Paredes

arxiv:1711.03823 v1 · 2017-11-10 · 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{7EXAUTDJEO3T4Q7RDI3ROXPDZP}

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	2026-05-18T00:30:51.362792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f92e0a4c6923b73e43f11a37175de3cbdf7be0cc228ab47d1405a857386fea18

Aliases

arxiv: 1711.03823 · arxiv_version: 1711.03823v1 · doi: 10.48550/arxiv.1711.03823 · pith_short_12: 7EXAUTDJEO3T · pith_short_16: 7EXAUTDJEO3T4Q7R · pith_short_8: 7EXAUTDJ

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/7EXAUTDJEO3T4Q7RDI3ROXPDZP \
  | 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: f92e0a4c6923b73e43f11a37175de3cbdf7be0cc228ab47d1405a857386fea18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb6f5303ee66a7a321f6a912be7ca6a5dead43321f3c857541df97f89d15a59f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-11-10T14:00:52Z",
    "title_canon_sha256": "b881ceecf6a56226a57cd8977e5505825aeb973d7bfbb10dcece3984ba13a3db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03823",
    "kind": "arxiv",
    "version": 1
  }
}