Pith Number

pith:ZMV4GTS6

pith:2017:ZMV4GTS6QFVC33BE7VB6HYN44R

not attested not anchored not stored refs pending

Optimal measurements for quantum spatial superresolution

A. Krzic, D. Koutny, J. Grover, J. Rehacek, L. L. Sanchez-Soto, Z. Hradil

arxiv:1712.08524 v2 · 2017-12-22 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZMV4GTS6QFVC33BE7VB6HYN44R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:11:50.123263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb2bc34e5e816a2dec24fd43e3e1bce46dd36c300e8b140eaa4c2165c2973f51

Aliases

arxiv: 1712.08524 · arxiv_version: 1712.08524v2 · doi: 10.48550/arxiv.1712.08524 · pith_short_12: ZMV4GTS6QFVC · pith_short_16: ZMV4GTS6QFVC33BE · pith_short_8: ZMV4GTS6

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/ZMV4GTS6QFVC33BE7VB6HYN44R \
  | 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: cb2bc34e5e816a2dec24fd43e3e1bce46dd36c300e8b140eaa4c2165c2973f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f138b56ba107f103809a5be6e78c42007d9304d9c364e243665ee9c88289a2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-22T15:36:53Z",
    "title_canon_sha256": "aed9d0cbe2b0a99c40683c22c144ea9b99b146bfe02477dab633e104562b2ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08524",
    "kind": "arxiv",
    "version": 2
  }
}