Pith Number

pith:X4BMLDMP

pith:2010:X4BMLDMPODVYHKJBLUYJPONREQ

not attested not anchored not stored refs pending

Quantum Key Distribution over Probabilistic Quantum Repeaters

A. Hamed Majedi, Jeyran Amirloo, Mohsen Razavi

arxiv:1005.2503 v2 · 2010-05-14 · 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{X4BMLDMPODVYHKJBLUYJPONREQ}

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	2026-05-18T02:24:07.128854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf02c58d8f70eb83a9215d3097b9b1242d75c625f8b0940599cffd821f49aaaf

Aliases

arxiv: 1005.2503 · arxiv_version: 1005.2503v2 · doi: 10.48550/arxiv.1005.2503 · pith_short_12: X4BMLDMPODVY · pith_short_16: X4BMLDMPODVYHKJB · pith_short_8: X4BMLDMP

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/X4BMLDMPODVYHKJBLUYJPONREQ \
  | 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: bf02c58d8f70eb83a9215d3097b9b1242d75c625f8b0940599cffd821f49aaaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53a82f412560de30f83a7f6cca1f271b4e1b2fc42d7df4a48a0667b2cb8a2ed4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-14T11:38:52Z",
    "title_canon_sha256": "2cb6784a5ba3ceb08143265e92f00525dda5cdeebf51e5f7ebf93f7ae8413e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2503",
    "kind": "arxiv",
    "version": 2
  }
}