Pith Number

pith:QTWXBZ33

pith:2018:QTWXBZ33GTMUPKFXP5CTJVMGXX

not attested not anchored not stored refs pending

On the representation of Boolean and real functions as Hamiltonians for quantum computing

Stuart Hadfield

arxiv:1804.09130 v2 · 2018-04-24 · 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{QTWXBZ33GTMUPKFXP5CTJVMGXX}

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

1 paper in Pith

Finite Imaginary-Time Evolution for Polynomial Unconstrained Binary Optimization

Receipt and verification

First computed	2026-07-05T03:44:05.161803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ed70e77b34d947a8b77f4534d586bdee57900b60aef65d3d6f9c87000ce373

Aliases

arxiv: 1804.09130 · arxiv_version: 1804.09130v2 · doi: 10.48550/arxiv.1804.09130 · pith_short_12: QTWXBZ33GTMU · pith_short_16: QTWXBZ33GTMUPKFX · pith_short_8: QTWXBZ33

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/QTWXBZ33GTMUPKFXP5CTJVMGXX \
  | 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: 84ed70e77b34d947a8b77f4534d586bdee57900b60aef65d3d6f9c87000ce373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cdee3046db28862ac976b5708cc854c63f93c0ad1492740908a2c0f69608881",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-24T16:45:37Z",
    "title_canon_sha256": "93154f2b356cd5eb757d831516878d9fbfd63194a31bbdd919f696d055f34793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09130",
    "kind": "arxiv",
    "version": 2
  }
}