Pith Number

pith:GR5INKGD

pith:2008:GR5INKGDMWE6LBK2RCMKPQFHDG

not attested not anchored not stored refs pending

Approaches to Single Photon Detection

E. Koller, H. Zbinden, J-D. Gautier, J. Zhang, N. Curtz, N. Gisin, N. Walenta, P. Eraerds, R. T. Thew

arxiv:0807.2320 v1 · 2008-07-15 · 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{GR5INKGDMWE6LBK2RCMKPQFHDG}

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	2026-05-18T02:15:45.093222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

347a86a8c36589e5855a8898a7c0a719a7db377e88a5eacdf4b283aa49b5a542

Aliases

arxiv: 0807.2320 · arxiv_version: 0807.2320v1 · doi: 10.48550/arxiv.0807.2320 · pith_short_12: GR5INKGDMWE6 · pith_short_16: GR5INKGDMWE6LBK2 · pith_short_8: GR5INKGD

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/GR5INKGDMWE6LBK2RCMKPQFHDG \
  | 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: 347a86a8c36589e5855a8898a7c0a719a7db377e88a5eacdf4b283aa49b5a542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de319a6dc0507a0c5770cac9aa9c90794f22f8da0cc9d749c51ef0128e5471a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-07-15T08:25:08Z",
    "title_canon_sha256": "2d7cda24b8dd54f1095e4ead98ac7f85de2c4ff03eeb8dd8ad2e368860703fa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.2320",
    "kind": "arxiv",
    "version": 1
  }
}