Pith Number

pith:TDQPQ2ZI

pith:2024:TDQPQ2ZIF4D6Y62YSR54L7OT77

not attested not anchored not stored refs pending

Real-time solution of quadratic optimization problems with banded matrices and indicator variables

Andres Gomez, Leonardo Lozano, Shaoning Han

arxiv:2405.03051 v1 · 2024-05-05 · 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{TDQPQ2ZIF4D6Y62YSR54L7OT77}

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.

Cited by

1 paper in Pith

Coordinate Optimality Reformulation for Mixed-Integer Convex Programs with Indicators

Receipt and verification

First computed	2026-07-05T08:15:57.814245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98e0f86b282f07ec7b58947bc5fdd3fffad954f9c275f0eba1f1b0b9b53544dd

Aliases

arxiv: 2405.03051 · arxiv_version: 2405.03051v1 · doi: 10.48550/arxiv.2405.03051 · pith_short_12: TDQPQ2ZIF4D6 · pith_short_16: TDQPQ2ZIF4D6Y62Y · pith_short_8: TDQPQ2ZI

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/TDQPQ2ZIF4D6Y62YSR54L7OT77 \
  | 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: 98e0f86b282f07ec7b58947bc5fdd3fffad954f9c275f0eba1f1b0b9b53544dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "760d7c9de679c03314c6f1a8c46bd83060d9b0aca194da6d06dfa970ce0e8f14",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-05-05T20:49:52Z",
    "title_canon_sha256": "b973696d1d614cde033648e8377b2cd1ba557a0de005042f68f7ba9017c2fdfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.03051",
    "kind": "arxiv",
    "version": 1
  }
}