Pith Number

pith:JWIXBCVZ

pith:2026:JWIXBCVZYBDM4FTIY46GQEIUVP

not attested not anchored not stored refs pending

Polynomial-time exact diagonalization via sparse guided eigenwalks

Antonio Mezzacapo, Isaac L. Chuang, Javier Robledo Moreno, Mario Motta, William Kirby, Zachary E. Chin

arxiv:2606.23967 v1 · 2026-06-22 · 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{JWIXBCVZYBDM4FTIY46GQEIUVP}

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	2026-06-24T00:14:31.575134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d91708ab9c046ce1668c73c681114abdf1c4561832385ce01de4801448d75b3

Aliases

arxiv: 2606.23967 · arxiv_version: 2606.23967v1 · doi: 10.48550/arxiv.2606.23967 · pith_short_12: JWIXBCVZYBDM · pith_short_16: JWIXBCVZYBDM4FTI · pith_short_8: JWIXBCVZ

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/JWIXBCVZYBDM4FTIY46GQEIUVP \
  | 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: 4d91708ab9c046ce1668c73c681114abdf1c4561832385ce01de4801448d75b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0667e38d1de47530ef615be1a29dc75d7566dee7edc2433d46eb574d0a971ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-22T21:47:24Z",
    "title_canon_sha256": "edf1dd59f8aed4811a50cfe0f145eebf68d2ebdca4da018fc657db1392de786a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23967",
    "kind": "arxiv",
    "version": 1
  }
}