Pith Number

pith:BMBDOYMR

pith:2009:BMBDOYMRNFNUCOCKZFEMJOUK26

not attested not anchored not stored refs pending

Production of bright entangled photons from moving optical boundaries

A. Ferreira, A. Guerreiro, J. T. Mendon\c{c}a

arxiv:0906.0522 v2 · 2009-06-02 · 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{BMBDOYMRNFNUCOCKZFEMJOUK26}

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	2026-05-18T04:02:50.753578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b02376191695b41384ac948c4ba8ad78ea6ed314f288210971c036b50e5b003

Aliases

arxiv: 0906.0522 · arxiv_version: 0906.0522v2 · doi: 10.48550/arxiv.0906.0522 · pith_short_12: BMBDOYMRNFNU · pith_short_16: BMBDOYMRNFNUCOCK · pith_short_8: BMBDOYMR

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/BMBDOYMRNFNUCOCKZFEMJOUK26 \
  | 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: 0b02376191695b41384ac948c4ba8ad78ea6ed314f288210971c036b50e5b003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fd542ee2040175dc3c9b2f85fdcedbb06ba2c4d62cf219bce3a5f459710a4ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-02T16:21:56Z",
    "title_canon_sha256": "c15342e90a0c7d5f60eecc0936b59debbcef2c0b6d2fe49bcaf1a06c70025320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0522",
    "kind": "arxiv",
    "version": 2
  }
}