Pith Number

pith:OYJAOVYJ

pith:2026:OYJAOVYJMPSPZE6FD6JDR7H5WS

not attested not anchored not stored refs pending

Experimental quantum cryptography with single photons and imperfect devices

Aodh\'an Corrigan, Daniel Vajner, Devashish Tupkary, Haiqiao Ni, Hanqing Liu, Koray Kaymazlar, Lucas Rickert, Martin von Helversen, Shulun Li, Tobias Heindel, Zhichuan Niu, Zhiyao Wang

arxiv:2607.19204 v1 · 2026-07-21 · 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{OYJAOVYJMPSPZE6FD6JDR7H5WS}

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	2026-07-22T01:24:14.178188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

761207570963e4fc93c51f9238fcfdb4a0436488b613a9244e530bac798463e8

Aliases

arxiv: 2607.19204 · arxiv_version: 2607.19204v1 · doi: 10.48550/arxiv.2607.19204 · pith_short_12: OYJAOVYJMPSP · pith_short_16: OYJAOVYJMPSPZE6F · pith_short_8: OYJAOVYJ

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/OYJAOVYJMPSPZE6FD6JDR7H5WS \
  | 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: 761207570963e4fc93c51f9238fcfdb4a0436488b613a9244e530bac798463e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a071e3e015f46a9e28954c2da498a78d3c1249285d0c3fecfbb44cce6c4b1f25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-21T15:36:11Z",
    "title_canon_sha256": "9c0fc215c94c9e75014e13c0646c99e784d448c8a7649ef3b3749bbb1a4b67c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19204",
    "kind": "arxiv",
    "version": 1
  }
}