Pith Number

pith:ZY2GDO57

pith:2019:ZY2GDO57WTWB42TZJ6T5ICRXEP

not attested not anchored not stored refs pending

Satellite constellations for trusted node QKD networks

Alexander Ling, Hans Kuiper, Robert Bedington, Sergio Loarte, Tom Vergoossen

arxiv:1903.07845 v1 · 2019-03-19 · 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{ZY2GDO57WTWB42TZJ6T5ICRXEP}

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.

Cited by

1 paper in Pith

Topological State-Aware Simulation Framework for Inter-Satellite Twin-Field QKD Networks

Receipt and verification

First computed	2026-07-05T01:03:58.530641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce3461bbbfb4ec1e6a794fa7d40a3723fd66b264f5ce6e8602a612f29c4900b1

Aliases

arxiv: 1903.07845 · arxiv_version: 1903.07845v1 · doi: 10.48550/arxiv.1903.07845 · pith_short_12: ZY2GDO57WTWB · pith_short_16: ZY2GDO57WTWB42TZ · pith_short_8: ZY2GDO57

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/ZY2GDO57WTWB42TZJ6T5ICRXEP \
  | 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: ce3461bbbfb4ec1e6a794fa7d40a3723fd66b264f5ce6e8602a612f29c4900b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e08344030f444ac2e6e1263548c281f15315a22d1dafc2fd2299e4d7954389",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-19T05:37:59Z",
    "title_canon_sha256": "89538d93b7d4b6a779157036bdf2c8742ca129b8d34fc03b7573f0d455f51b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07845",
    "kind": "arxiv",
    "version": 1
  }
}