Pith Number

pith:IQDAKEB7

pith:2011:IQDAKEB75TOI2BBVIDWZGAASH3

not attested not anchored not stored refs pending

Phase estimation via quantum interferometry for noisy detectors

Chiara Vitelli, Fabio Sciarrino, Lorenzo Maccone, Nicol\'o Spagnolo, Vito Giovanni Lucivero, Vittorio Giovannetti

arxiv:1107.3726 v2 · 2011-07-19 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQDAKEB75TOI2BBVIDWZGAASH3}

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	2026-05-18T02:21:42.788236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

440605103fecdc8d043540ed9300123ee79ddc9ee68d5817af461a997667d8b8

Aliases

arxiv: 1107.3726 · arxiv_version: 1107.3726v2 · doi: 10.48550/arxiv.1107.3726 · pith_short_12: IQDAKEB75TOI · pith_short_16: IQDAKEB75TOI2BBV · pith_short_8: IQDAKEB7

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/IQDAKEB75TOI2BBVIDWZGAASH3 \
  | 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: 440605103fecdc8d043540ed9300123ee79ddc9ee68d5817af461a997667d8b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64e8d430ce8544a95a9c68a0e19d2f8a3f3bbd1b18e8245cc6c16a3358fba5d6",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-07-19T14:38:45Z",
    "title_canon_sha256": "46f7ebc415c3367e9e54ff3305527501902fae611be59e0b3ae648fbec660b16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3726",
    "kind": "arxiv",
    "version": 2
  }
}