Pith Number

pith:SFKLCCRY

pith:2012:SFKLCCRYGZOTENGPBUXE7767WC

not attested not anchored not stored refs pending

Detecting Single Infrared Photons with 93% System Efficiency

A. E. Lita, B. Baek, F. Marsili, I. Vayshenker, J. A. Stern, M. D. Shaw, R. P. Mirin, S. Harrington, S. W. Nam, T. Gerrits, V. B. Verma

arxiv:1209.5774 v1 · 2012-09-25 · physics.optics · cond-mat.supr-con · 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{SFKLCCRYGZOTENGPBUXE7767WC}

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	2026-05-18T01:54:18.810193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9154b10a38365d3234cf0d2e4fffdfb0b94c7845c3477da36928016ebfa8650c

Aliases

arxiv: 1209.5774 · arxiv_version: 1209.5774v1 · doi: 10.48550/arxiv.1209.5774 · pith_short_12: SFKLCCRYGZOT · pith_short_16: SFKLCCRYGZOTENGP · pith_short_8: SFKLCCRY

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/SFKLCCRYGZOTENGPBUXE7767WC \
  | 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: 9154b10a38365d3234cf0d2e4fffdfb0b94c7845c3477da36928016ebfa8650c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f585923d711979225b1f437ed1a44ec3f7ef2981b0dce2043ca77540ef03a56",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-09-25T21:22:42Z",
    "title_canon_sha256": "29368bfc320a173640d369c9261fc4f3c69d358e0bfb6b4ac45ec24ebbd6ace8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5774",
    "kind": "arxiv",
    "version": 1
  }
}