Pith Number

pith:BWJGI4VB

pith:2017:BWJGI4VBT4NYFD6WM7LN6WONDR

not attested not anchored not stored refs pending

Projective measurement onto arbitrary superposition of coherent state bases

Kazuhiro Ema, Kentaro Wakui, Masahide Sasaki, Masahiro Takeoka, Mikio Fujiwara, Shuro Izumi

arxiv:1702.06242 v2 · 2017-02-21 · 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{BWJGI4VBT4NYFD6WM7LN6WONDR}

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	2026-05-18T00:23:14.345096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d926472a19f1b828fd667d6df59cd1c6d897b28f2f683caf958faf26c225e52

Aliases

arxiv: 1702.06242 · arxiv_version: 1702.06242v2 · doi: 10.48550/arxiv.1702.06242 · pith_short_12: BWJGI4VBT4NY · pith_short_16: BWJGI4VBT4NYFD6W · pith_short_8: BWJGI4VB

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/BWJGI4VBT4NYFD6WM7LN6WONDR \
  | 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: 0d926472a19f1b828fd667d6df59cd1c6d897b28f2f683caf958faf26c225e52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57015c340005f64f86483ce53227d429aca1200d2317563ea01bc5be246e1437",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-21T02:28:26Z",
    "title_canon_sha256": "9afb60a0e89bfdd25ff865eebe1e8033c989c92707679b25ed186f7fb43e9706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06242",
    "kind": "arxiv",
    "version": 2
  }
}