Pith Number

pith:QMROEXLB

pith:2025:QMROEXLBZXWIBDSQX6IPFRZ7BA

not attested not anchored not stored refs pending

A Quantum Walk-Driven Algorithm for the Minimum Spanning Tree Problem under a Maximal Degree Constraint

F. F. Fanchini, F. S. Luiz, J. P. Papa, M. C. de Oliveira, Victor Hugo C. de Albuquerque

arxiv:2508.07007 v1 · 2025-08-09 · 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{QMROEXLBZXWIBDSQX6IPFRZ7BA}

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	2026-07-05T11:51:39.158883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8322e25d61cdec808e50bf90f2c73f081bd33f28b91f916f8e08fb96ca6024de

Aliases

arxiv: 2508.07007 · arxiv_version: 2508.07007v1 · doi: 10.48550/arxiv.2508.07007 · pith_short_12: QMROEXLBZXWI · pith_short_16: QMROEXLBZXWIBDSQ · pith_short_8: QMROEXLB

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/QMROEXLBZXWIBDSQX6IPFRZ7BA \
  | 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: 8322e25d61cdec808e50bf90f2c73f081bd33f28b91f916f8e08fb96ca6024de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "521a55377a6a0bef62cd3047d7e99c64a99fd6de170a074c4448dea69a6edd13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-08-09T14:59:47Z",
    "title_canon_sha256": "11a2b990b65bb7791b1216d3a8ebb28cf9d9ab89451d52863d3437930ef29037"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.07007",
    "kind": "arxiv",
    "version": 1
  }
}