Pith Number

pith:FTSCGFO7

pith:2022:FTSCGFO7UJKINQVCCU7KOEK3XB

not attested not anchored not stored refs pending

Practical Black Box Hamiltonian Learning

Andi Gu, Lukasz Cincio, Patrick J. Coles

arxiv:2206.15464 v1 · 2022-06-30 · quant-ph · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTSCGFO7UJKINQVCCU7KOEK3XB}

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

Heisenberg-Limited Quantum Hamiltonian Learning via Randomly Spread Product-States

Receipt and verification

First computed	2026-07-05T07:31:25.586724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce42315dfa25486c2a2153ea7115bb86ee787252058c3e3984a8dc92d1227fe

Aliases

arxiv: 2206.15464 · arxiv_version: 2206.15464v1 · doi: 10.48550/arxiv.2206.15464 · pith_short_12: FTSCGFO7UJKI · pith_short_16: FTSCGFO7UJKINQVC · pith_short_8: FTSCGFO7

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/FTSCGFO7UJKINQVCCU7KOEK3XB \
  | 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: 2ce42315dfa25486c2a2153ea7115bb86ee787252058c3e3984a8dc92d1227fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6097809399f7a249d0c75e8bfc75f00d56086ee6cc169b41fc2b0ea27dbf62ac",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-06-30T17:56:14Z",
    "title_canon_sha256": "1d00a5c1912807d0f88bb58d01d14783b701abf07295b1f0c7848e1811f698fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.15464",
    "kind": "arxiv",
    "version": 1
  }
}