Pith Number

pith:4DKSZOLZ

pith:2013:4DKSZOLZFJEIYYQNJI7ZVFACDK

not attested not anchored not stored refs pending

Optimising the use of detector arrays for measuring intensity correlations of photon pairs

Daniel S. Tasca, Frauke Izdebski, Gerald S. Buller, Matthew P. Edgar, Miles J. Padgett

arxiv:1305.6769 v2 · 2013-05-29 · 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{4DKSZOLZFJEIYYQNJI7ZVFACDK}

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	2026-05-18T03:18:39.829697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0d52cb9792a488c620d4a3f9a94021a89d54081dde602dd09d819f0e89c721f

Aliases

arxiv: 1305.6769 · arxiv_version: 1305.6769v2 · doi: 10.48550/arxiv.1305.6769 · pith_short_12: 4DKSZOLZFJEI · pith_short_16: 4DKSZOLZFJEIYYQN · pith_short_8: 4DKSZOLZ

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/4DKSZOLZFJEIYYQNJI7ZVFACDK \
  | 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: e0d52cb9792a488c620d4a3f9a94021a89d54081dde602dd09d819f0e89c721f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49f18695ae2847b8145773509dbb9c18941e1b4cdca4220228a79a48bdc1a09e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-29T12:31:05Z",
    "title_canon_sha256": "75e600da07ca9feb66b08dce2825594a6ede86d8533d4fe34250169989161fe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6769",
    "kind": "arxiv",
    "version": 2
  }
}