Pith Number

pith:ZW66YZBA

pith:2004:ZW66YZBAEUGORYQQV55BZEDZEV

not attested not anchored not stored refs pending

Active and Passive Quantum Erasers for Neutral Kaons

A. Bramon, B.C. Hiesmayr, G. Garbarino

arxiv:quant-ph/0402212 v2 · 2004-02-27 · quant-ph · hep-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{ZW66YZBAEUGORYQQV55BZEDZEV}

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	2026-07-04T16:50:13.827249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdbdec6420250ce8e210af7a1c9079256dc017a7cc78e1846a55c922af61f666

Aliases

arxiv: quant-ph/0402212 · arxiv_version: quant-ph/0402212v2 · doi: 10.48550/arxiv.quant-ph/0402212 · pith_short_12: ZW66YZBAEUGO · pith_short_16: ZW66YZBAEUGORYQQ · pith_short_8: ZW66YZBA

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/ZW66YZBAEUGORYQQV55BZEDZEV \
  | 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: cdbdec6420250ce8e210af7a1c9079256dc017a7cc78e1846a55c922af61f666

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd9ec01277202476d834b4a425dd4d0bc46676fadda493ec2387a8f195221d4c",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-02-27T12:42:52Z",
    "title_canon_sha256": "19f0788d38010ca04bd42b42456440960629c93c78f0bd5d3427e474b334fbb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0402212",
    "kind": "arxiv",
    "version": 2
  }
}