Pith Number

pith:LD2Q6HU7

pith:2015:LD2Q6HU745HNMGAFXIE5UADPS3

not attested not anchored not stored refs pending

The amplification of weak measurements under quantum noise

Xuanmin Zhu, Yu-Xiang Zhang

arxiv:1505.01911 v1 · 2015-05-08 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LD2Q6HU745HNMGAFXIE5UADPS3}

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.

Receipt and verification

First computed	2026-05-18T02:16:38.529958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58f50f1e9fe74ed61805ba09da006f96e4095c379bec19934161a4a977888fab

Aliases

arxiv: 1505.01911 · arxiv_version: 1505.01911v1 · doi: 10.48550/arxiv.1505.01911 · pith_short_12: LD2Q6HU745HN · pith_short_16: LD2Q6HU745HNMGAF · pith_short_8: LD2Q6HU7

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/LD2Q6HU745HNMGAFXIE5UADPS3 \
  | 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: 58f50f1e9fe74ed61805ba09da006f96e4095c379bec19934161a4a977888fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bf4eec363aeb6da4b5fefe623142b576ac0bd2c2e6981c4dbb43f3135faba61",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-08T02:13:43Z",
    "title_canon_sha256": "ec170e2100e257aece7b1e6472381e8d63daa38c94b7eae27597b74263cb537d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01911",
    "kind": "arxiv",
    "version": 1
  }
}