Pith Number

pith:2IGM4P6E

pith:2017:2IGM4P6EAZN55CY6LB6K3EGZW2

not attested not anchored not stored refs pending

Interaction-free measurement study as a quantum channel discrimination problem

Man-Hong Yung, You Zhou

arxiv:1703.03976 v1 · 2017-03-11 · 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{2IGM4P6EAZN55CY6LB6K3EGZW2}

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

Counterfactual Quantum Sensing: What Interaction-Free Measurement Can and Cannot Buy

Receipt and verification

First computed	2026-05-18T00:27:13.693120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d20cce3fc4065bde8b1e587cad90d9b687cb969dbb559b9ae1ca3bd26f3efe0a

Aliases

arxiv: 1703.03976 · arxiv_version: 1703.03976v1 · doi: 10.48550/arxiv.1703.03976 · pith_short_12: 2IGM4P6EAZN5 · pith_short_16: 2IGM4P6EAZN55CY6 · pith_short_8: 2IGM4P6E

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/2IGM4P6EAZN55CY6LB6K3EGZW2 \
  | 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: d20cce3fc4065bde8b1e587cad90d9b687cb969dbb559b9ae1ca3bd26f3efe0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1fda141b525b2e4b8b00e4ca59338349c8d538bf2e9721712a0b830e2dc11fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-11T14:23:38Z",
    "title_canon_sha256": "84a2d384d30f7e5e61a39063b7e60450460ed16c534eb3c9b0a2e811cc828b4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03976",
    "kind": "arxiv",
    "version": 1
  }
}