Pith Number

pith:VDHE3O5F

pith:2022:VDHE3O5FGGYHCGSQ6XMPXGY2HZ

not attested not anchored not stored refs pending

Resolution of 100 photons and quantum generation of unbiased random numbers

Amr Hossameldin, Chris Cuevas, Christopher C. Gerry, Hai Dong, Miller Eaton, Olivier Pfister, Paul M. Alsing, Richard J. Birrittella

arxiv:2205.01221 v2 · 2022-05-02 · quant-ph · 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{VDHE3O5FGGYHCGSQ6XMPXGY2HZ}

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	2026-07-05T05:37:37.296432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8ce4dbba531b0711a50f5d8fb9b1a3e64e4615b9ffadda7ff98b2af73b07e96

Aliases

arxiv: 2205.01221 · arxiv_version: 2205.01221v2 · doi: 10.48550/arxiv.2205.01221 · pith_short_12: VDHE3O5FGGYH · pith_short_16: VDHE3O5FGGYHCGSQ · pith_short_8: VDHE3O5F

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/VDHE3O5FGGYHCGSQ6XMPXGY2HZ \
  | 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: a8ce4dbba531b0711a50f5d8fb9b1a3e64e4615b9ffadda7ff98b2af73b07e96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4db45122ed25ec1c0cf9bc5606b62d143b3c3eee7e6e74a495c63e5d88820899",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-05-02T21:34:01Z",
    "title_canon_sha256": "43a849dc25e1b95f8c836a8af62ad0263832d12d3f9bf5102fdb24871d98f932"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.01221",
    "kind": "arxiv",
    "version": 2
  }
}