Pith Number

pith:3FASGCJF

pith:2009:3FASGCJFB7GKDXJQXNCNDBI4E4

not attested not anchored not stored refs pending

Entanglement measurement of the quadrature components without the homodyne detection in the spatially multi-mode far-field

C. Fabre, K. Samburskaya, M. Kolobov, N. Treps, T. Golubeva, Yu. Golubev

arxiv:0907.1964 v1 · 2009-07-11 · 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{3FASGCJFB7GKDXJQXNCNDBI4E4}

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	2026-05-18T02:13:03.736010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9412309250fcca1dd30bb44d1851c2709e01d3d88457701acbde047c1f032e1

Aliases

arxiv: 0907.1964 · arxiv_version: 0907.1964v1 · doi: 10.48550/arxiv.0907.1964 · pith_short_12: 3FASGCJFB7GK · pith_short_16: 3FASGCJFB7GKDXJQ · pith_short_8: 3FASGCJF

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/3FASGCJFB7GKDXJQXNCNDBI4E4 \
  | 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: d9412309250fcca1dd30bb44d1851c2709e01d3d88457701acbde047c1f032e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87a04150165611ddf2f89b69231734351e13cd140ce1dca284db5fd7e9c61fb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-11T13:03:59Z",
    "title_canon_sha256": "373fb1608d0ac9b5b208d1d97d4d6c376e7dc2b3e253a1c336a04494671651c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1964",
    "kind": "arxiv",
    "version": 1
  }
}