Pith Number

pith:PRQDUKX4

pith:2008:PRQDUKX45OVS6CENYIONYSEAZV

not attested not anchored not stored refs pending

Controlling an actively-quenched single photon detector with bright light

Andrey Anisimov, Johannes Skaar, Lars Lydersen, Sebastien Sauge, Vadim Makarov

arxiv:0809.3408 v4 · 2008-09-19 · quant-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PRQDUKX45OVS6CENYIONYSEAZV}

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	2026-05-18T04:09:35.364621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c603a2afcebab2f088dc21cdc4880cd5d7716ae715e8d52455f5ef0b05c62a3

Aliases

arxiv: 0809.3408 · arxiv_version: 0809.3408v4 · doi: 10.48550/arxiv.0809.3408 · pith_short_12: PRQDUKX45OVS · pith_short_16: PRQDUKX45OVS6CEN · pith_short_8: PRQDUKX4

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/PRQDUKX45OVS6CENYIONYSEAZV \
  | 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: 7c603a2afcebab2f088dc21cdc4880cd5d7716ae715e8d52455f5ef0b05c62a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34b9b5d391a59b97eb4826c22c789c6814a9d7049dc5597b77a6f4ec6d99d425",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-09-19T16:25:26Z",
    "title_canon_sha256": "8c62c780c38eba40129086f5c1c7824f9225056436f0e049fc4650d4dd9a635c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3408",
    "kind": "arxiv",
    "version": 4
  }
}