Pith Number

pith:AWKTGQXR

pith:2013:AWKTGQXRM7PDDGM4PASPLNSVOG

not attested not anchored not stored refs pending

Non-classical two-photon interference between independent telecom light pulses converted by difference-frequency generation

Hiroshi Kato, Hirotaka Terai, Masahide Sasaki, Masato Koashi, Mikio Fujiwara, Nobuyuki Imoto, Rikizo Ikuta, Shigehito Miki, Takashi Yamamoto, Taro Yamashita, Toshiki Kobayashi, Zhen Wang

arxiv:1304.0304 v1 · 2013-04-01 · 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{AWKTGQXRM7PDDGM4PASPLNSVOG}

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	2026-05-18T03:07:44.388155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05953342f167de31999c7824f5b65571b0c878f9014a10e4845203d8bd1e70bc

Aliases

arxiv: 1304.0304 · arxiv_version: 1304.0304v1 · doi: 10.48550/arxiv.1304.0304 · pith_short_12: AWKTGQXRM7PD · pith_short_16: AWKTGQXRM7PDDGM4 · pith_short_8: AWKTGQXR

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/AWKTGQXRM7PDDGM4PASPLNSVOG \
  | 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: 05953342f167de31999c7824f5b65571b0c878f9014a10e4845203d8bd1e70bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bef78f3e8abbff7426afc3f78eea81a94291c28e5a51a13aa40cf49fd2aa5997",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-01T07:32:34Z",
    "title_canon_sha256": "a25195e8b676797da47ebad64dc4432997c22490b80b569e424f0d69d17449cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0304",
    "kind": "arxiv",
    "version": 1
  }
}