Pith Number

pith:PZX4J5ZS

pith:2025:PZX4J5ZSTJ6QCUQRTFXBCTLRWA

not attested not anchored not stored refs pending

DemoQuanDT: A Carrier-Grade QKD Network

A. Heinemann, D. von Blanckenburg, E. Eichhammer, E. Sollner, F. Seidl, G. Frenck, H. Griesser, I. Khan, J. Benda, J. Henrich, J. R\"odiger, M. Bauch, M. G\"artner, M. Gunkel, M. Stiemerling, N. Kopshoff, N. Schark, P. Bl\"acker, P. Horoschenkoff, R. B\"ohn, S. R\"ohrich, U. Eismann, W. Jontofsohn

arxiv:2503.21186 v1 · 2025-03-27 · quant-ph · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZX4J5ZSTJ6QCUQRTFXBCTLRWA}

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

Spanning-tree-packing protocol for conference key propagation in quantum networks

Receipt and verification

First computed	2026-07-05T11:48:23.974364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e6fc4f7329a7d015211996e114d71b00650b2b42f5880a72766f420ec7a9e71

Aliases

arxiv: 2503.21186 · arxiv_version: 2503.21186v1 · doi: 10.48550/arxiv.2503.21186 · pith_short_12: PZX4J5ZSTJ6Q · pith_short_16: PZX4J5ZSTJ6QCUQR · pith_short_8: PZX4J5ZS

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/PZX4J5ZSTJ6QCUQRTFXBCTLRWA \
  | 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: 7e6fc4f7329a7d015211996e114d71b00650b2b42f5880a72766f420ec7a9e71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72399c3d978aff24c26a61bd7ee55fcab2d33d9fe510c4f4a4859705b769906",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-27T06:07:51Z",
    "title_canon_sha256": "d3c5108ffe460b30b1c2c1eed4ff24ff8b3cf62f105aa3f7d775f4d66816a130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.21186",
    "kind": "arxiv",
    "version": 1
  }
}