Pith Number

pith:U5JECOOH

pith:2002:U5JECOOHWZPXDYSDCRPAOLWB26

not attested not anchored not stored refs pending

Entanglement of two atomic samples by quantum non-demolition measurements

Antonio Di Lisi, Klaus Moelmer

arxiv:quant-ph/0208172 v1 · 2002-08-28 · 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{U5JECOOHWZPXDYSDCRPAOLWB26}

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	2026-05-18T01:05:04.352941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7524139c7b65f71e243145e072ec1d79e009715d881e733be0627d392db2b64

Aliases

arxiv: quant-ph/0208172 · arxiv_version: quant-ph/0208172v1 · doi: 10.48550/arxiv.quant-ph/0208172 · pith_short_12: U5JECOOHWZPX · pith_short_16: U5JECOOHWZPXDYSD · pith_short_8: U5JECOOH

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/U5JECOOHWZPXDYSDCRPAOLWB26 \
  | 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: a7524139c7b65f71e243145e072ec1d79e009715d881e733be0627d392db2b64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1879f8472443669b02cfd0509068fd927d44131db8cf46bef73521222a22133",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-08-28T11:25:37Z",
    "title_canon_sha256": "07528d97143b22db2b1dc88541e800f7e4b172c041a35fcc482cb877b269dfdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0208172",
    "kind": "arxiv",
    "version": 1
  }
}