Pith Number

pith:PRB6CJYT

pith:2023:PRB6CJYTSCOPA7F2ZXCA4OK32H

not attested not anchored not stored refs pending

A Quantum Approach to solve N-Queens Problem

Ayan Barui, Piyush Joshi, Prasanta K. Panigrahi, Santhosh G S

arxiv:2312.16312 v1 · 2023-12-26 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PRB6CJYTSCOPA7F2ZXCA4OK32H}

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	2026-07-05T07:28:15.576796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c43e12713909cf07cbacdc40e395bd1cdf1a61cec534ad18053b4f9eddd6c63

Aliases

arxiv: 2312.16312 · arxiv_version: 2312.16312v1 · doi: 10.48550/arxiv.2312.16312 · pith_short_12: PRB6CJYTSCOP · pith_short_16: PRB6CJYTSCOPA7F2 · pith_short_8: PRB6CJYT

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/PRB6CJYTSCOPA7F2ZXCA4OK32H \
  | 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: 7c43e12713909cf07cbacdc40e395bd1cdf1a61cec534ad18053b4f9eddd6c63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a1821ac698cb56199037b3091ccea82af7be5b33a9111273bf2be988ecad00e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-12-26T19:42:05Z",
    "title_canon_sha256": "b40177f51273c2ff03be1057b0ba5d7da7fb8c57212257e5ac472ac25682d674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.16312",
    "kind": "arxiv",
    "version": 1
  }
}