Pith Number

pith:IO6FEQ7O

pith:2012:IO6FEQ7OGSBT23EFYHI4ECRXEQ

not attested not anchored not stored refs pending

Experimental delayed-choice entanglement swapping

Anton Zeilinger, Johannes Kofler, Rupert Ursin, Stefan Zotter, Thomas Jennewein, \v{C}aslav Brukner, Xiao-song Ma

arxiv:1203.4834 v2 · 2012-03-21 · 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{IO6FEQ7OGSBT23EFYHI4ECRXEQ}

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.

Cited by

1 paper in Pith

Delayed choice experiments and causality in quantum mechanics

Receipt and verification

First computed	2026-05-18T01:58:04.826974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43bc5243ee34833d6c85c1d1c20a3724043360edcacc6f6144bf639d4f7be5d1

Aliases

arxiv: 1203.4834 · arxiv_version: 1203.4834v2 · doi: 10.48550/arxiv.1203.4834 · pith_short_12: IO6FEQ7OGSBT · pith_short_16: IO6FEQ7OGSBT23EF · pith_short_8: IO6FEQ7O

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/IO6FEQ7OGSBT23EFYHI4ECRXEQ \
  | 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: 43bc5243ee34833d6c85c1d1c20a3724043360edcacc6f6144bf639d4f7be5d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b445db31dc04c4f75af46c8b21d033752bdf6730101b77f84be9f1900acf6388",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-21T21:00:14Z",
    "title_canon_sha256": "5a3b9f237492e5b046700a6d9b67f0af596cddfac5754e76941c2c51c40351ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4834",
    "kind": "arxiv",
    "version": 2
  }
}