Pith Number

pith:WFTJIECQ

pith:2019:WFTJIECQLPP5ODVV7DU5TOLIF2

not attested not anchored not stored refs pending

Sub-ns timing accuracy for satellite quantum communications

Alberto Santamato, Costantino Agnesi, Daniele Dequal, Francesco Vedovato, Giuseppe Bianco, Giuseppe Vallone, Luca Calderaro, Matteo Schiavon, Paolo Villoresi, Vincenza Luceri

arxiv:1902.07126 v1 · 2019-02-19 · 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{WFTJIECQLPP5ODVV7DU5TOLIF2}

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	2026-05-17T23:53:39.828739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1669410505bdfd70eb5f8e9d9b9682e9fe3dad3b37a8eb86664e98b4a036b8b

Aliases

arxiv: 1902.07126 · arxiv_version: 1902.07126v1 · doi: 10.48550/arxiv.1902.07126 · pith_short_12: WFTJIECQLPP5 · pith_short_16: WFTJIECQLPP5ODVV · pith_short_8: WFTJIECQ

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/WFTJIECQLPP5ODVV7DU5TOLIF2 \
  | 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: b1669410505bdfd70eb5f8e9d9b9682e9fe3dad3b37a8eb86664e98b4a036b8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c6527cf43fc9a8aa9740ddaee22251c728cce9741aaef187858324799996ffe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-19T16:36:35Z",
    "title_canon_sha256": "2640211b0868675b1b7666add01330e6f1044f3399759f058038ac4a7519036f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07126",
    "kind": "arxiv",
    "version": 1
  }
}