Pith Number

pith:O7Z3QMDY

pith:2015:O7Z3QMDYRLHO4SE6HHQCXER3OF

not attested not anchored not stored refs pending

Quantum communication protocols based on entanglement swapping

Guillermo Morales-Luna

arxiv:1504.05904 v1 · 2015-04-22 · 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{O7Z3QMDYRLHO4SE6HHQCXER3OF}

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	2026-05-18T02:18:04.722853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f3b830788aceee489e39e02b923b714133bb2596e421969ab41f43ecbe7052

Aliases

arxiv: 1504.05904 · arxiv_version: 1504.05904v1 · doi: 10.48550/arxiv.1504.05904 · pith_short_12: O7Z3QMDYRLHO · pith_short_16: O7Z3QMDYRLHO4SE6 · pith_short_8: O7Z3QMDY

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/O7Z3QMDYRLHO4SE6HHQCXER3OF \
  | 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: 77f3b830788aceee489e39e02b923b714133bb2596e421969ab41f43ecbe7052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e26c66d18328ed98ad2481f75876d96da96fa8ea63cdfeb9a8bacb83726eb378",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-22T17:50:36Z",
    "title_canon_sha256": "976a177fff9682ce9099d6fc5966d1684c776ccd64c116adaa11d97137c40a03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05904",
    "kind": "arxiv",
    "version": 1
  }
}