Pith Number

pith:SIF43RQ2

pith:2021:SIF43RQ2P4BL7B6QNXBP6MMFV7

not attested not anchored not stored refs pending

Simulating quantum repeater strategies for multiple satellites

Fabian Wiesner, Frederik Hahn, Janik Wolters, Jasminder S. Sidhu, Jens Eisert, Julius Walln\"ofer, Mustafa G\"undo\u{g}an, Nathan Walk

arxiv:2110.15806 v2 · 2021-10-29 · 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{SIF43RQ2P4BL7B6QNXBP6MMFV7}

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	2026-07-05T04:46:52.290082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

920bcdc61a7f02bf87d06dc2ff3185afe40e13890397cf3beb9d9a829abd9bfa

Aliases

arxiv: 2110.15806 · arxiv_version: 2110.15806v2 · doi: 10.48550/arxiv.2110.15806 · pith_short_12: SIF43RQ2P4BL · pith_short_16: SIF43RQ2P4BL7B6Q · pith_short_8: SIF43RQ2

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/SIF43RQ2P4BL7B6QNXBP6MMFV7 \
  | 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: 920bcdc61a7f02bf87d06dc2ff3185afe40e13890397cf3beb9d9a829abd9bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06946f81cf3ef0a95fa3ce96c9c8dd94fcc240b16d8cb6a97539b5fb19f79451",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-10-29T14:13:57Z",
    "title_canon_sha256": "50485c89d30a2b2720c0681d7ee9a31e95b715ff9edb2f31de8d316631cd8340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.15806",
    "kind": "arxiv",
    "version": 2
  }
}