Pith Number

pith:63FEA4IJ

pith:2012:63FEA4IJYQBZMTGHZQUCEFT6VR

not attested not anchored not stored refs pending

Weak value amplification in a shot-noise limited interferometer

Atsushi Nishizawa, Kouji Nakamura, Masa-Katsu Fujimoto

arxiv:1201.6039 v2 · 2012-01-29 · 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{63FEA4IJYQBZMTGHZQUCEFT6VR}

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	2026-05-18T03:52:50.744126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6ca407109c403964cc7cc2822167eac551c7af32d8d22a10a6e7c5b4fd3cb05

Aliases

arxiv: 1201.6039 · arxiv_version: 1201.6039v2 · doi: 10.48550/arxiv.1201.6039 · pith_short_12: 63FEA4IJYQBZ · pith_short_16: 63FEA4IJYQBZMTGH · pith_short_8: 63FEA4IJ

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/63FEA4IJYQBZMTGHZQUCEFT6VR \
  | 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: f6ca407109c403964cc7cc2822167eac551c7af32d8d22a10a6e7c5b4fd3cb05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c416fb20098cfb4e0db238b58546a0185d130f8af779bd4109faaf8b5c9e01a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-29T13:46:10Z",
    "title_canon_sha256": "5bf35c150170d6afe9a3df154da302b99f6ae4c41feb4c82638a4c51f17c693c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6039",
    "kind": "arxiv",
    "version": 2
  }
}