Pith Number

pith:PTMLRT24

pith:2018:PTMLRT24CN7MOEPMBEPB3QCDGA

not attested not anchored not stored refs pending

500MHz resonant photodetector for high-quantum-effciency, low-noise homodyne measurement

Akira Furusawa, Takahiro Serikawa

arxiv:1803.06462 v2 · 2018-03-17 · physics.app-ph · 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{PTMLRT24CN7MOEPMBEPB3QCDGA}

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	2026-05-18T00:09:26.625959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cd8b8cf5c137ec711ec091e1dc043301ee2e158663ecec09c159bbc9c55ddbd

Aliases

arxiv: 1803.06462 · arxiv_version: 1803.06462v2 · doi: 10.48550/arxiv.1803.06462 · pith_short_12: PTMLRT24CN7M · pith_short_16: PTMLRT24CN7MOEPM · pith_short_8: PTMLRT24

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/PTMLRT24CN7MOEPMBEPB3QCDGA \
  | 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: 7cd8b8cf5c137ec711ec091e1dc043301ee2e158663ecec09c159bbc9c55ddbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d57837cca4b335800f523a1517f045a274484988460c012bf2d6ebcfc01ab39",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-03-17T04:58:10Z",
    "title_canon_sha256": "f51c34b54b03565c8ff795112fc8c7532d9980a184d54f7f181fb82f350af8a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06462",
    "kind": "arxiv",
    "version": 2
  }
}