Pith Number

pith:QZMWRKA4

pith:2026:QZMWRKA4PJVYX7B2TXXOZE63QZ

not attested not anchored not stored refs pending

Learning-based Directed Graph Abstraction of Combinatorial Spaces for Order-Preserving Search in Mixed-Combinatorial Nonlinear Optimization

Feng Liu, Gishnu Madhu, Souma Chowdhury

arxiv:2606.01425 v1 · 2026-05-31 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZMWRKA4PJVYX7B2TXXOZE63QZ}

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	2026-06-02T02:04:32.873072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865968a81c7a6b8bfc3a9deeec93db864038498c80843644dcac750fe447f532

Aliases

arxiv: 2606.01425 · arxiv_version: 2606.01425v1 · doi: 10.48550/arxiv.2606.01425 · pith_short_12: QZMWRKA4PJVY · pith_short_16: QZMWRKA4PJVYX7B2 · pith_short_8: QZMWRKA4

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/QZMWRKA4PJVYX7B2TXXOZE63QZ \
  | 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: 865968a81c7a6b8bfc3a9deeec93db864038498c80843644dcac750fe447f532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48e7dd0250db6fe6195f389e6c2502a269fb39b296385e3fdaf9b11896387e25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-31T19:54:34Z",
    "title_canon_sha256": "9fe0bca1ec9349e4fe9a7d280aeefb8a92c0d82d1c67cac2c2101c21caff64c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.01425",
    "kind": "arxiv",
    "version": 1
  }
}