Pith Number

pith:MUHOWCET

pith:2018:MUHOWCETRIUE3X25ZVSZRJHAL5

not attested not anchored not stored refs pending

QKD from a microsatellite: the SOTA experience

Alberto Carrasco-Casado, Hideki Takenaka, Masahide Sasaki, Mikio Fujiwara, Mitsuo Kitamura, Morio Toyoshima

arxiv:1810.12405 v1 · 2018-10-26 · quant-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MUHOWCETRIUE3X25ZVSZRJHAL5}

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	2026-05-18T00:02:02.767606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

650eeb08938a284ddf5dcd6598a4e05f7e61f30a7056957752d94173d10d54f2

Aliases

arxiv: 1810.12405 · arxiv_version: 1810.12405v1 · doi: 10.48550/arxiv.1810.12405 · pith_short_12: MUHOWCETRIUE · pith_short_16: MUHOWCETRIUE3X25 · pith_short_8: MUHOWCET

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/MUHOWCETRIUE3X25ZVSZRJHAL5 \
  | 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: 650eeb08938a284ddf5dcd6598a4e05f7e61f30a7056957752d94173d10d54f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62f0b3d73c25d8ab0e5a2f52b674c8b303d9ec4e6366746d4a1de4d4f64abf26",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-26T04:42:42Z",
    "title_canon_sha256": "b4d0bf96fd1a2e1337af84c36abdecfa67880b899b4525c7e8df1e35b11b3820"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12405",
    "kind": "arxiv",
    "version": 1
  }
}