Pith Number

pith:S25KTZTD

pith:2022:S25KTZTD53KW5CNAEMPJBBUFER

not attested not anchored not stored refs pending

Conference key agreement in a quantum network

Alessandro Fedrizzi, Alexander Pickston, Andr\'es Ulibarrena, Christopher L. Morrison, Federico Grasselli, Francesco Graffitti, Joseph Ho, Massimiliano Proietti, Peter Barrow

arxiv:2207.01643 v2 · 2022-07-04 · 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{S25KTZTD53KW5CNAEMPJBBUFER}

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	2026-07-05T06:48:02.871230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96baa9e663eed56e89a0231e90868524439b7d883f4136f1ac357ee6b89d7aed

Aliases

arxiv: 2207.01643 · arxiv_version: 2207.01643v2 · doi: 10.48550/arxiv.2207.01643 · pith_short_12: S25KTZTD53KW · pith_short_16: S25KTZTD53KW5CNA · pith_short_8: S25KTZTD

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/S25KTZTD53KW5CNAEMPJBBUFER \
  | 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: 96baa9e663eed56e89a0231e90868524439b7d883f4136f1ac357ee6b89d7aed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "102ae6fdaece63ae3f54fe86759e02fc5a03e15b74d6a97d483481cf550bc84b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-07-04T18:00:07Z",
    "title_canon_sha256": "f5dea912a62c6b5036d0b23d42c38aa3a8c67332fb90e35ef33a67e2738b41cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.01643",
    "kind": "arxiv",
    "version": 2
  }
}