Pith Number

pith:CVRNPH3E

pith:2022:CVRNPH3EGL5ZCHZF7P2E2B4PWE

not attested not anchored not stored refs pending

Ground state preparation and energy estimation on early fault-tolerant quantum computers via quantum eigenvalue transformation of unitary matrices

Lin Lin, Yulong Dong, Yu Tong

arxiv:2204.05955 v2 · 2022-04-12 · quant-ph · cs.NA · math.NA · physics.comp-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{CVRNPH3EGL5ZCHZF7P2E2B4PWE}

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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.

Cited by

1 paper in Pith

Projector Quantum Variational Ansatz

Receipt and verification

First computed	2026-07-05T05:07:41.438387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1562d79f6432fb911f25fbf44d078fb1232c8034bcf8c8c942208476c667d2d3

Aliases

arxiv: 2204.05955 · arxiv_version: 2204.05955v2 · doi: 10.48550/arxiv.2204.05955 · pith_short_12: CVRNPH3EGL5Z · pith_short_16: CVRNPH3EGL5ZCHZF · pith_short_8: CVRNPH3E

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/CVRNPH3EGL5ZCHZF7P2E2B4PWE \
  | 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: 1562d79f6432fb911f25fbf44d078fb1232c8034bcf8c8c942208476c667d2d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0173baa12a17664f4a825807c487ec381ffd1ce0f8a120915222df8d9fa1a41",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-04-12T17:11:40Z",
    "title_canon_sha256": "3fcbbd2afe6db13f560f9c7e65d6d7522350d9cef31de1a40b3069235e150ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.05955",
    "kind": "arxiv",
    "version": 2
  }
}