Pith Number

pith:7K4COZ33

pith:2014:7K4COZ334YNCBF7HFSLNCWW2Z3

not attested not anchored not stored refs pending

Efficient generation of twin photons at telecom wavelengths with 10 GHz repetition-rate tunable comb laser

Hirotaka Terai, Isao Morohashi, Kentaro Wakui, Masahide Sasaki, Masahiro Takeoka, Mikio Fujiwara, Rui-Bo Jin, Ryosuke Shimizu, Shigehito Miki, Shuro Izumi, Takahide Sakamoto, Taro Yamashita, Zhen Wang

arxiv:1409.3025 v1 · 2014-09-10 · 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{7K4COZ334YNCBF7HFSLNCWW2Z3}

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	2026-05-18T02:30:33.705353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab827677be61a2097e72c96d15adacef80801aea0f7015caf7fda1a22765ce8

Aliases

arxiv: 1409.3025 · arxiv_version: 1409.3025v1 · doi: 10.48550/arxiv.1409.3025 · pith_short_12: 7K4COZ334YNC · pith_short_16: 7K4COZ334YNCBF7H · pith_short_8: 7K4COZ33

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/7K4COZ334YNCBF7HFSLNCWW2Z3 \
  | 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: fab827677be61a2097e72c96d15adacef80801aea0f7015caf7fda1a22765ce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a21bdf89392049151a2f9a72b716ccf3e5c2866c3b041ca4c267b7611d0d661",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-10T11:18:17Z",
    "title_canon_sha256": "884419c651292fdf635815d1e6c1290a40977f4401f00748c6449b0adab4edb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3025",
    "kind": "arxiv",
    "version": 1
  }
}