Pith Number

pith:NZZQ5ZYT

pith:2019:NZZQ5ZYTXEUCLGUS2LUX6MVWTB

not attested not anchored not stored refs pending

Sub-Attosecond Metrology via X-Ray Hong-Ou-Mandel Effect

S. Shwartz, S. Volkovich

arxiv:1908.01592 v1 · 2019-08-05 · 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{NZZQ5ZYTXEUCLGUS2LUX6MVWTB}

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	2026-07-04T23:51:31.965982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e730ee713b928259a92d2e97f32b6985c6c918290f53f79eb2b36b19924833f

Aliases

arxiv: 1908.01592 · arxiv_version: 1908.01592v1 · doi: 10.48550/arxiv.1908.01592 · pith_short_12: NZZQ5ZYTXEUC · pith_short_16: NZZQ5ZYTXEUCLGUS · pith_short_8: NZZQ5ZYT

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/NZZQ5ZYTXEUCLGUS2LUX6MVWTB \
  | 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: 6e730ee713b928259a92d2e97f32b6985c6c918290f53f79eb2b36b19924833f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46463f8b3bc2df9f1d4fe789e7f45b0d766d9ccc128956ca6873ccb577cdc553",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-05T12:48:58Z",
    "title_canon_sha256": "cae9c04ebb7fafb775f997c9c4be503c4904cb66d1c1ffbbe6dd255ab34f70b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01592",
    "kind": "arxiv",
    "version": 1
  }
}