Pith Number

pith:OI5T622J

pith:2018:OI5T622JZW2DGHEJIWZPCK5KEE

not attested not anchored not stored refs pending

Poissonian communications: free space optical data transfer at the few-photon level

Alexander D. Griffiths, Christopher Lowe, Johannes Herrnsdorf, Malcolm Macdonald, Martin D. Dawson, Michael J. Strain, Robert Henderson

arxiv:1801.07994 v1 · 2018-01-24 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OI5T622JZW2DGHEJIWZPCK5KEE}

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	2026-05-18T00:25:10.379898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

723b3f6b49cdb4331c8945b2f12baa2113235fb46c4c39ecfb2354f7073e9356

Aliases

arxiv: 1801.07994 · arxiv_version: 1801.07994v1 · doi: 10.48550/arxiv.1801.07994 · pith_short_12: OI5T622JZW2D · pith_short_16: OI5T622JZW2DGHEJ · pith_short_8: OI5T622J

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/OI5T622JZW2DGHEJIWZPCK5KEE \
  | 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: 723b3f6b49cdb4331c8945b2f12baa2113235fb46c4c39ecfb2354f7073e9356

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d01382563f05109d7436fc61ad162ceca5cf100858b01f6d1dda6207c0ce869",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-01-24T14:11:43Z",
    "title_canon_sha256": "596978b61be5ad7261bbac0ac368ed5d072ddf8009ec59e5c5a9ddf01fd69a36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07994",
    "kind": "arxiv",
    "version": 1
  }
}