Pith Number

pith:VPSHYMKY

pith:2014:VPSHYMKYKYZESOQKZW2OQJMG2Y

not attested not anchored not stored refs pending

An optically trapped mirror for reaching the standard quantum limit

Kimio Tsubono, Nobuyuki Matsumoto, Yoichi Aso, Yuta Michimura

arxiv:1405.4906 v1 · 2014-05-19 · physics.optics · cs.SY · 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{VPSHYMKYKYZESOQKZW2OQJMG2Y}

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	2026-05-18T01:43:10.534780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe47c31585632493a0acdb4e82586d62920d6a4880c89bbf3d74a5d3170774e

Aliases

arxiv: 1405.4906 · arxiv_version: 1405.4906v1 · doi: 10.48550/arxiv.1405.4906 · pith_short_12: VPSHYMKYKYZE · pith_short_16: VPSHYMKYKYZESOQK · pith_short_8: VPSHYMKY

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/VPSHYMKYKYZESOQKZW2OQJMG2Y \
  | 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: abe47c31585632493a0acdb4e82586d62920d6a4880c89bbf3d74a5d3170774e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e101d0bc45e49f303f2ff3f0b68313b763f92e5392c09b66ccf7fa17529be77",
    "cross_cats_sorted": [
      "cs.SY",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-19T22:12:47Z",
    "title_canon_sha256": "125047510409616b4d7b1d0fc6b6aa08d8f445a264e42033a4f63906d524fc37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4906",
    "kind": "arxiv",
    "version": 1
  }
}