Pith Number

pith:N2ZVVACG

pith:2012:N2ZVVACGPF4ZREFV6KY6PDTYA3

not attested not anchored not stored refs pending

Downconversion quantum interface for a single quantum dot spin and 1550-nm single-photon channel

Alfred Forchel, Chandra M. Natarajan, Christian Schneider, Jason S. Pelc, Kristiaan De Greve, Leo Yu, Martin Kamp, M. M. Fejer, Peter L. McMahon, Robert H. Hadfield, Sebastian Maier, Sven H\"ofling, Vahid Esfandyarpour, Yoshihisa Yamamoto

arxiv:1209.6404 v2 · 2012-09-28 · 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{N2ZVVACGPF4ZREFV6KY6PDTYA3}

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	2026-05-18T03:26:40.117226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eb35a804679799890b5f2b1e78e7806c7aa1513a15adfafcf16b35ef5f79b43

Aliases

arxiv: 1209.6404 · arxiv_version: 1209.6404v2 · doi: 10.48550/arxiv.1209.6404 · pith_short_12: N2ZVVACGPF4Z · pith_short_16: N2ZVVACGPF4ZREFV · pith_short_8: N2ZVVACG

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/N2ZVVACGPF4ZREFV6KY6PDTYA3 \
  | 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: 6eb35a804679799890b5f2b1e78e7806c7aa1513a15adfafcf16b35ef5f79b43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79cad12e054a7711b7c5f8b0069f53f4aa24df2c7650b071682a42470ef4c13c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-28T01:15:17Z",
    "title_canon_sha256": "0b6fdc008be8018acf5794f580de9c9272ed872375ce722ad4e87691e4ab6e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6404",
    "kind": "arxiv",
    "version": 2
  }
}