Pith Number

pith:XKRBGGWH

pith:2013:XKRBGGWHKQKTNKEHRGDR5FWUJN

not attested not anchored not stored refs pending

Polarization-entangled photon-pair generation in commercial-grade polarization-maintaining fiber

Bin Fang, Offir Cohen, Virginia Lorenz

arxiv:1310.3922 v2 · 2013-10-15 · 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{XKRBGGWHKQKTNKEHRGDR5FWUJN}

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	2026-05-18T03:01:46.007064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa2131ac7541536a88789871e96d44b6c2a76165f2ff574a383668749c0c432

Aliases

arxiv: 1310.3922 · arxiv_version: 1310.3922v2 · doi: 10.48550/arxiv.1310.3922 · pith_short_12: XKRBGGWHKQKT · pith_short_16: XKRBGGWHKQKTNKEH · pith_short_8: XKRBGGWH

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/XKRBGGWHKQKTNKEHRGDR5FWUJN \
  | 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: baa2131ac7541536a88789871e96d44b6c2a76165f2ff574a383668749c0c432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0877f8291557a02629dea51ab52cb685c9b47a224e260019b95d85e9ec07af9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-10-15T05:50:08Z",
    "title_canon_sha256": "81ba0240b8cbada243412b9d65d6ec507353a5fad15ed96192ef55d7ba5753a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3922",
    "kind": "arxiv",
    "version": 2
  }
}