Pith Number

pith:JOB5237U

pith:2011:JOB5237U6B5FHJX2XDOMEHL7W5

not attested not anchored not stored refs pending

Photon subtraction from traveling fields - recent experimental demonstrations

Hiroki Takahashi, Jonas S. Neergaard-Nielsen, Kazuhiro Hayasaka, Kentaro Wakui, Makoto Takeuchi, Masahide Sasaki, Masahiro Takeoka

arxiv:1104.4189 v1 · 2011-04-21 · 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{JOB5237U6B5FHJX2XDOMEHL7W5}

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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	2026-05-18T04:23:44.921136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b83dd6ff4f07a53a6fab8dcc21d7fb74ba40763c142c6b4e5ff9aa2c7b1a4af

Aliases

arxiv: 1104.4189 · arxiv_version: 1104.4189v1 · doi: 10.48550/arxiv.1104.4189 · pith_short_12: JOB5237U6B5F · pith_short_16: JOB5237U6B5FHJX2 · pith_short_8: JOB5237U

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/JOB5237U6B5FHJX2XDOMEHL7W5 \
  | 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: 4b83dd6ff4f07a53a6fab8dcc21d7fb74ba40763c142c6b4e5ff9aa2c7b1a4af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3cc72f8b7ad7c683f3523c7f0173848190ebdecd6ecac2656019134f6e09084",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-21T07:06:12Z",
    "title_canon_sha256": "1cb1a41dee0fdbf39c805b1598493274743ff49c2e4f26af3500a9b38dc12cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4189",
    "kind": "arxiv",
    "version": 1
  }
}