Pith Number

pith:T56BOUE7

pith:2026:T56BOUE76NPLN5KPLVFVGXPQ5O

not attested not anchored not stored refs pending

Quokka#: Quantum Computing with #SAT

Alfons Laarman, Dekel Zak, Jingyi Mei, Muhammad Osama, Tim Coopmans

arxiv:2605.16509 v1 · 2026-05-15 · 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{T56BOUE76NPLN5KPLVFVGXPQ5O}

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	2026-05-20T00:02:26.458982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f7c17509ff35eb6f54f5d4b535df0eb8d44093cb818d87a2e5d2011236dfe32

Aliases

arxiv: 2605.16509 · arxiv_version: 2605.16509v1 · doi: 10.48550/arxiv.2605.16509 · pith_short_12: T56BOUE76NPL · pith_short_16: T56BOUE76NPLN5KP · pith_short_8: T56BOUE7

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/T56BOUE76NPLN5KPLVFVGXPQ5O \
  | 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: 9f7c17509ff35eb6f54f5d4b535df0eb8d44093cb818d87a2e5d2011236dfe32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00285cf6b7c2beabd20fd4455f4f8ae39fea1f65f370f041fc991bc5046d44a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-15T18:05:47Z",
    "title_canon_sha256": "7f98442b9f6e8bd654fd1b34c3892c59336bc10587ca120d6281f70200d831c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16509",
    "kind": "arxiv",
    "version": 1
  }
}