Pith Number

pith:F7OO7GRW

pith:2017:F7OO7GRWDTXPPK6JEHF4ZPXVUU

not attested not anchored not stored refs pending

Deterministic phase measurements exhibiting super-sensitivity and super-resolution

Clemens Sch\"afermeier, Lars S. Madsen, Miroslav Je\v{z}ek, Tobias Gehring, Ulrik L. Andersen

arxiv:1705.05609 v2 · 2017-05-16 · 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{F7OO7GRWDTXPPK6JEHF4ZPXVUU}

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	2026-05-18T00:25:07.731296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fdcef9a361ceef7abc921cbccbef5a5086321dd0f729f126ff80b70c8917c6f

Aliases

arxiv: 1705.05609 · arxiv_version: 1705.05609v2 · doi: 10.48550/arxiv.1705.05609 · pith_short_12: F7OO7GRWDTXP · pith_short_16: F7OO7GRWDTXPPK6J · pith_short_8: F7OO7GRW

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/F7OO7GRWDTXPPK6JEHF4ZPXVUU \
  | 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: 2fdcef9a361ceef7abc921cbccbef5a5086321dd0f729f126ff80b70c8917c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97028f0374eff23ed1b8eed95ddc301f0f22ad046f9fd69bf4473d2e09c72b6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-05-16T09:30:04Z",
    "title_canon_sha256": "23edcc72e407f401f2736654405d5cb1fa1885732bf754bf5d116fff6874c956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05609",
    "kind": "arxiv",
    "version": 2
  }
}