Pith Number

pith:MW4256KH

pith:2017:MW4256KHC5ECL5R6DOAWOMNEAV

not attested not anchored not stored refs pending

Achieving the Heisenberg limit in quantum metrology using quantum error correction

John Preskill, Liang Jiang, Mengzhen Zhang, Sisi Zhou

arxiv:1706.02445 v2 · 2017-06-08 · quant-ph

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\usepackage{pith}
\pithnumber{MW4256KHC5ECL5R6DOAWOMNEAV}

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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

Precision limits for time-dependent quantum metrology under Markovian noise

Receipt and verification

First computed	2026-05-18T00:24:35.338601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65b9aef947174825f63e1b816731a405528bb1caa2075fdef30c980230712b7e

Aliases

arxiv: 1706.02445 · arxiv_version: 1706.02445v2 · doi: 10.48550/arxiv.1706.02445 · pith_short_12: MW4256KHC5EC · pith_short_16: MW4256KHC5ECL5R6 · pith_short_8: MW4256KH

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/MW4256KHC5ECL5R6DOAWOMNEAV \
  | 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: 65b9aef947174825f63e1b816731a405528bb1caa2075fdef30c980230712b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ac43bce5a75c9b398bba7d8a4cd39b635003d1f89d604cc7f17ce809e0a9cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-06-08T03:31:09Z",
    "title_canon_sha256": "726349345846ad0b3e83a340b1f8bf029dcdf05a05d816542f9806e593458710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02445",
    "kind": "arxiv",
    "version": 2
  }
}