Pith Number

pith:VCPK3X4H

pith:2014:VCPK3X4HMZCPEPQR2QKSXDDDDY

not attested not anchored not stored refs pending

Non-absorbing high-efficiency counter for itinerant microwave photons

Bixuan Fan, G. J. Milburn, G\"oran Johansson, Joshua Combes, Thomas M. Stace

arxiv:1403.4465 v2 · 2014-03-18 · 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{VCPK3X4HMZCPEPQR2QKSXDDDDY}

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	2026-05-18T02:44:17.869384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a89eaddf876644f23e11d4152b8c631e12abbbda0fa878f4d6b4aa6283fa9bf7

Aliases

arxiv: 1403.4465 · arxiv_version: 1403.4465v2 · doi: 10.48550/arxiv.1403.4465 · pith_short_12: VCPK3X4HMZCP · pith_short_16: VCPK3X4HMZCPEPQR · pith_short_8: VCPK3X4H

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/VCPK3X4HMZCPEPQR2QKSXDDDDY \
  | 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: a89eaddf876644f23e11d4152b8c631e12abbbda0fa878f4d6b4aa6283fa9bf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d49c753f2830a14648a16b305cb0205a7d3d0b43f77c3603242ced26fa7bc595",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-18T14:13:37Z",
    "title_canon_sha256": "f06a6e53fda222f304dfcc7555547f2167a2c12415d341943f06e65526465fa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4465",
    "kind": "arxiv",
    "version": 2
  }
}