Pith Number

pith:M5VXQZ3Z

pith:2025:M5VXQZ3ZQXJJWJKJ5KHVRQ2S7B

not attested not anchored not stored refs pending

The Thermodynamic Cost of Ignorance: Thermal State Preparation with One Ancilla Qubit

Matthew Hagan, Nathan Wiebe

arxiv:2502.03410 v1 · 2025-02-05 · 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{M5VXQZ3ZQXJJWJKJ5KHVRQ2S7B}

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

4 papers in Pith

Preparing thermal states of frustrated quantum spin systems using 139 qubits

Overcoming the Lamb Shift in System-Bath Interaction Models via KMS Detailed Balance: High-Accuracy Thermalization with Time-Bounded Interactions

Receipt and verification

First computed	2026-07-05T10:10:04.524441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

676b78677985d29b2549ea8f58c352f84f6775b3a9a116a706a8b7d9ee9847ce

Aliases

arxiv: 2502.03410 · arxiv_version: 2502.03410v1 · doi: 10.48550/arxiv.2502.03410 · pith_short_12: M5VXQZ3ZQXJJ · pith_short_16: M5VXQZ3ZQXJJWJKJ · pith_short_8: M5VXQZ3Z

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/M5VXQZ3ZQXJJWJKJ5KHVRQ2S7B \
  | 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: 676b78677985d29b2549ea8f58c352f84f6775b3a9a116a706a8b7d9ee9847ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1097265998cbfa876f3bc7935b14fab4120712361d04da3692e279085543198",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-05T17:50:37Z",
    "title_canon_sha256": "2812ed90ed8c88ff37c0a16e5cbc0c52a3b8f6a0321d9901e684f52526bf5f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03410",
    "kind": "arxiv",
    "version": 1
  }
}