Pith Number

pith:BHWTCTSF

pith:2023:BHWTCTSFWL2WDDDQJIYAX5RDOU

not attested not anchored not stored refs pending

Applicability of QKD: TerraQuantum view on the NSA's scepticism

A. Kodukhov, D. Kronberg, D. Sych, M. Pflitsch, N. Kirsanov, V. Pastushenko

arxiv:2308.07082 v2 · 2023-08-14 · quant-ph · physics.pop-ph · physics.soc-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{BHWTCTSFWL2WDDDQJIYAX5RDOU}

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	2026-07-05T07:58:22.510722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09ed314e45b2f5618c704a300bf623752c5b9076c7e28bf2f2ffd3a3773af5ec

Aliases

arxiv: 2308.07082 · arxiv_version: 2308.07082v2 · doi: 10.48550/arxiv.2308.07082 · pith_short_12: BHWTCTSFWL2W · pith_short_16: BHWTCTSFWL2WDDDQ · pith_short_8: BHWTCTSF

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/BHWTCTSFWL2WDDDQJIYAX5RDOU \
  | 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: 09ed314e45b2f5618c704a300bf623752c5b9076c7e28bf2f2ffd3a3773af5ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b77a4372a3a17ba1097b3ced5cb808a4796d2e226d8d61da0c922648017e76",
    "cross_cats_sorted": [
      "physics.pop-ph",
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-08-14T11:27:00Z",
    "title_canon_sha256": "a8d086267fc1841e5d4592570052d77c79f626e232aea90f4403b86cf62c037b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.07082",
    "kind": "arxiv",
    "version": 2
  }
}