Pith Number

pith:KUF6A5BF

pith:2008:KUF6A5BFNFFDM6LMAFJOJF6GVV

not attested not anchored not stored refs pending

Factorizing numbers with classical interference: several implementations in optics

A. A. Rangelov

arxiv:0811.2070 v1 · 2008-11-13 · quant-ph · physics.class-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{KUF6A5BFNFFDM6LMAFJOJF6GVV}

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	2026-05-18T04:28:21.909728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

550be07425694a36796c0152e497c6ad64a0a57a8002a81469b9885313ba4c1f

Aliases

arxiv: 0811.2070 · arxiv_version: 0811.2070v1 · doi: 10.48550/arxiv.0811.2070 · pith_short_12: KUF6A5BFNFFD · pith_short_16: KUF6A5BFNFFDM6LM · pith_short_8: KUF6A5BF

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/KUF6A5BFNFFDM6LMAFJOJF6GVV \
  | 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: 550be07425694a36796c0152e497c6ad64a0a57a8002a81469b9885313ba4c1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d63619a839d07d0b5906e6538877cfee38b2591a1791a2b4793133c02bac7887",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-11-13T11:16:45Z",
    "title_canon_sha256": "91827ac1e534d54ca7c429172e9f0d7aba76ae4aff1ec5e002e1e3d3528e3a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2070",
    "kind": "arxiv",
    "version": 1
  }
}