Pith Number

pith:JNQBW4BC

pith:2020:JNQBW4BC32CAWNJRPWBTSXOC3V

not attested not anchored not stored refs pending

Variational quantum eigensolvers by variance minimization

Dan-Bo Zhang, Tao Yin, Zhan-Hao Yuan

arxiv:2006.15781 v1 · 2020-06-29 · 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{JNQBW4BC32CAWNJRPWBTSXOC3V}

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

2 papers in Pith

Projector Quantum Variational Ansatz

Rothe's Method for Quantum Dynamics in Atoms and Molecules with Gaussian Wavepackets

Receipt and verification

First computed	2026-07-05T01:14:09.236506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b601b7022de840b35317d83395dc2dd4937dc768f02821418079dca7703a0d9

Aliases

arxiv: 2006.15781 · arxiv_version: 2006.15781v1 · doi: 10.48550/arxiv.2006.15781 · pith_short_12: JNQBW4BC32CA · pith_short_16: JNQBW4BC32CAWNJR · pith_short_8: JNQBW4BC

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/JNQBW4BC32CAWNJRPWBTSXOC3V \
  | 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: 4b601b7022de840b35317d83395dc2dd4937dc768f02821418079dca7703a0d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99e3b5305c21329fd28b89bfcbf4640e43ae3b9818c276fb44f19f2ecec26226",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-29T02:44:37Z",
    "title_canon_sha256": "4bc7f7aba6e86dcdea7b5788ed154d36f760599e3491a19ab66787de94f7a718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.15781",
    "kind": "arxiv",
    "version": 1
  }
}