Pith Number

pith:VZF5QEPB

pith:2013:VZF5QEPB6Y4Z2KVJHF7HR3AEDR

not attested not anchored not stored refs pending

Experimental proposal for the generation of entangled photon triplets by third-order spontaneous parametric downconversion in optical fibers

Alfred U'Ren, Karina Garay-Palmett, Maria Corona

arxiv:1307.3222 v1 · 2013-07-11 · 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{VZF5QEPB6Y4Z2KVJHF7HR3AEDR}

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	2026-05-18T01:48:51.508771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae4bd811e1f6399d2aa9397e78ec041c4dff2edf1100a65edde4c90e082dcfff

Aliases

arxiv: 1307.3222 · arxiv_version: 1307.3222v1 · doi: 10.48550/arxiv.1307.3222 · pith_short_12: VZF5QEPB6Y4Z · pith_short_16: VZF5QEPB6Y4Z2KVJ · pith_short_8: VZF5QEPB

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/VZF5QEPB6Y4Z2KVJHF7HR3AEDR \
  | 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: ae4bd811e1f6399d2aa9397e78ec041c4dff2edf1100a65edde4c90e082dcfff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc0fe7f8ce1f68ab76838452ab452134fce4ea16dab468864a9e40662b72730",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-11T19:22:45Z",
    "title_canon_sha256": "02623904532d2ee01bfcdc191a4b607514bcef7ff8b16c25acce6718b0919f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3222",
    "kind": "arxiv",
    "version": 1
  }
}