Pith Number

pith:7MRWQLZU

pith:2016:7MRWQLZUHXCLLVTX3PYQN7XVXB

not attested not anchored not stored refs pending

The Case of the Disappearing (and Re-Appearing) Particle

Ariel Landau, Avshalom C. Elitzur, Eliahu Cohen, Yakir Aharonov

arxiv:1610.09025 v3 · 2016-10-27 · 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{7MRWQLZUHXCLLVTX3PYQN7XVXB}

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	2026-05-18T00:47:20.535240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb23682f343dc4b5d677dbf106fef5b85b4e9015aacc7f84389731af8e1919de

Aliases

arxiv: 1610.09025 · arxiv_version: 1610.09025v3 · doi: 10.48550/arxiv.1610.09025 · pith_short_12: 7MRWQLZUHXCL · pith_short_16: 7MRWQLZUHXCLLVTX · pith_short_8: 7MRWQLZU

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/7MRWQLZUHXCLLVTX3PYQN7XVXB \
  | 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: fb23682f343dc4b5d677dbf106fef5b85b4e9015aacc7f84389731af8e1919de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efba67965ce297564bc81871fe4b668e5b7644a749044d1eb9d0652275851c8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-10-27T22:26:42Z",
    "title_canon_sha256": "9a9887f6c64b3af31f69455b832c948d3a3977842d1f8c1c176344d6fd8827a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09025",
    "kind": "arxiv",
    "version": 3
  }
}