Pith Number

pith:RQQQIWV2

pith:2020:RQQQIWV2EG3OMFUK6OFH7KJFRF

not attested not anchored not stored refs pending

Chook -- A comprehensive suite for generating binary optimization problems with planted solutions

Dilina Perera, Firas Hamze, Helmut G. Katzgraber, Inimfon Akpabio, Maliheh Aramon, Nathan Rose, Salvatore Mandra

arxiv:2005.14344 v2 · 2020-05-28 · quant-ph · cond-mat.dis-nn · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQQQIWV2EG3OMFUK6OFH7KJFRF}

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

2 papers in Pith

VeloxQ: A Fast and Efficient QUBO Solver

How to Build a Quantum Supercomputer: Scaling from Hundreds to Millions of Qubits

Receipt and verification

First computed	2026-07-05T02:24:49.610080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c21045aba21b6e6168af38a7fa925895bb503567311cb9f5d96a323b0cbf7d3

Aliases

arxiv: 2005.14344 · arxiv_version: 2005.14344v2 · doi: 10.48550/arxiv.2005.14344 · pith_short_12: RQQQIWV2EG3O · pith_short_16: RQQQIWV2EG3OMFUK · pith_short_8: RQQQIWV2

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/RQQQIWV2EG3OMFUK6OFH7KJFRF \
  | 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: 8c21045aba21b6e6168af38a7fa925895bb503567311cb9f5d96a323b0cbf7d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8cdb8d716dee1858163a2a03dd8266236d86c8d39b3c8ef856596380f826709",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.OH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-05-28T15:55:38Z",
    "title_canon_sha256": "e1d48d825cb2cf4f9f22d10152949e6a01332723033931e5a37098062365edc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.14344",
    "kind": "arxiv",
    "version": 2
  }
}