Pith Number

pith:KI2PS42T

pith:2015:KI2PS42TOYABVVU2RKIDYYCZPD

not attested not anchored not stored refs pending

Extracting an entangled photon pair from collectively decohered pairs at a telecommunication wavelength

Daisuke Katsuse, Makoto Ando, Masato Koashi, Nobuyuki Imoto, Rikizo Ikuta, Takashi Yamamoto, Yoshiaki Tsujimoto, Yukihiro Sugiura

arxiv:1503.02861 v1 · 2015-03-10 · 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{KI2PS42TOYABVVU2RKIDYYCZPD}

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	2026-05-18T01:55:32.549562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5234f9735376001ad69a8a903c605978fae4f14157585e779c07a4c819cfd9a0

Aliases

arxiv: 1503.02861 · arxiv_version: 1503.02861v1 · doi: 10.48550/arxiv.1503.02861 · pith_short_12: KI2PS42TOYAB · pith_short_16: KI2PS42TOYABVVU2 · pith_short_8: KI2PS42T

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/KI2PS42TOYABVVU2RKIDYYCZPD \
  | 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: 5234f9735376001ad69a8a903c605978fae4f14157585e779c07a4c819cfd9a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eaea4fc3de4eae8be0700b5dffec946da3bfbc5c0c5c6a46230363bbea7843a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-10T11:06:53Z",
    "title_canon_sha256": "7d4682b96c1c435bc8129c0ffb3c93fed3e554eeeef0825e945abb76c70a3897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02861",
    "kind": "arxiv",
    "version": 1
  }
}