Pith Number

pith:B5YYNXSJ

pith:2013:B5YYNXSJUWT3JHRD4IPTN4WQSG

not attested not anchored not stored refs pending

Tailored two-photon correlation and fair-sampling: a cautionary tale

Daniel Giovannini, Daniel Tasca, Jacquiline Romero, Miles Padgett, Steve Barnett

arxiv:1308.4819 v1 · 2013-08-22 · 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{B5YYNXSJUWT3JHRD4IPTN4WQSG}

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	2026-05-18T01:48:04.747795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7186de49a5a7b49e23e21f36f2d09197b1ad0a4056d9a5573d41b3d5409af1

Aliases

arxiv: 1308.4819 · arxiv_version: 1308.4819v1 · doi: 10.48550/arxiv.1308.4819 · pith_short_12: B5YYNXSJUWT3 · pith_short_16: B5YYNXSJUWT3JHRD · pith_short_8: B5YYNXSJ

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/B5YYNXSJUWT3JHRD4IPTN4WQSG \
  | 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: 0f7186de49a5a7b49e23e21f36f2d09197b1ad0a4056d9a5573d41b3d5409af1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "192570b31fab8e0560821a9cc8214fba921e97852e7c7f95dfd435aa8bbbd0b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-08-22T10:45:17Z",
    "title_canon_sha256": "ffdad471efb2a93dd631a71e5d4e835d0ab2b64393affacbb60985c608d851ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4819",
    "kind": "arxiv",
    "version": 1
  }
}