Pith Number

pith:SNFYW2HR

pith:2020:SNFYW2HRD67GE3O7KLBTO5EICO

not attested not anchored not stored refs pending

Variational Quantum Eigensolver for Approximate Diagonalization of Downfolded Hamiltonians using Generalized Unitary Coupled Cluster Ansatz

Jaroslav Chl\'adek, Ji\v{r}\'i Pittner, Karol Kowalski, Libor Veis, Nicholas P. Bauman

arxiv:2011.01985 v1 · 2020-11-03 · quant-ph · physics.chem-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{SNFYW2HRD67GE3O7KLBTO5EICO}

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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	2026-07-05T01:49:07.523268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

934b8b68f11fbe626ddf52c337748813b32517d6f8682fd966f5ef86f5ec1bd5

Aliases

arxiv: 2011.01985 · arxiv_version: 2011.01985v1 · doi: 10.48550/arxiv.2011.01985 · pith_short_12: SNFYW2HRD67G · pith_short_16: SNFYW2HRD67GE3O7 · pith_short_8: SNFYW2HR

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/SNFYW2HRD67GE3O7KLBTO5EICO \
  | 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: 934b8b68f11fbe626ddf52c337748813b32517d6f8682fd966f5ef86f5ec1bd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab24ff5c3660831869d04e8e2e7e2efdaf5c1c06a190bd4a3eed033a15e59fbd",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-11-03T20:03:51Z",
    "title_canon_sha256": "d574eefa0ed456a6fd93737b853d60095ef6ded902aa030fd83a8481de95ac31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.01985",
    "kind": "arxiv",
    "version": 1
  }
}