Pith Number

pith:RFDY7Y35

pith:2010:RFDY7Y35FLCC5PTNYSD2EZROXG

not attested not anchored not stored refs pending

Experimental bound entanglement in a four-photon state

Jonathan Lavoie, Kevin J. Resch, Marco Piani, Rainer Kaltenbaek

arxiv:1005.1258 v2 · 2010-05-07 · 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{RFDY7Y35FLCC5PTNYSD2EZROXG}

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	2026-05-18T04:40:30.636995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89478fe37d2ac42ebe6dc487a2662eb9ba3b3ef293789ed330dac7956bb49959

Aliases

arxiv: 1005.1258 · arxiv_version: 1005.1258v2 · doi: 10.48550/arxiv.1005.1258 · pith_short_12: RFDY7Y35FLCC · pith_short_16: RFDY7Y35FLCC5PTN · pith_short_8: RFDY7Y35

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/RFDY7Y35FLCC5PTNYSD2EZROXG \
  | 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: 89478fe37d2ac42ebe6dc487a2662eb9ba3b3ef293789ed330dac7956bb49959

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a39cd2d12024cdd0fa2f84fce5c39721a42fc23b7bbea31065f119ac9edafec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-07T17:15:45Z",
    "title_canon_sha256": "22158ce8048ae09dc5ec134b5ebef4cd67fbb3920016be2de8d213e9290d36be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1258",
    "kind": "arxiv",
    "version": 2
  }
}