Pith Number

pith:GXOBIVCY

pith:2002:GXOBIVCYUP6NPMYJGPAMWLSTGX

not attested not anchored not stored refs pending

Experimental demonstration of quantum state tomography and qubit-qubit interactions for rare-earth-ion based solid state qubits

J. J. Longdell, M. J. Sellars

arxiv:quant-ph/0208182 v2 · 2002-08-29 · 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{GXOBIVCYUP6NPMYJGPAMWLSTGX}

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	2026-05-18T03:24:20.279292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35dc145458a3fcd7b30933c0cb2e5335e7475dab8966e3e87913cd1c36705862

Aliases

arxiv: quant-ph/0208182 · arxiv_version: quant-ph/0208182v2 · doi: 10.48550/arxiv.quant-ph/0208182 · pith_short_12: GXOBIVCYUP6N · pith_short_16: GXOBIVCYUP6NPMYJ · pith_short_8: GXOBIVCY

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/GXOBIVCYUP6NPMYJGPAMWLSTGX \
  | 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: 35dc145458a3fcd7b30933c0cb2e5335e7475dab8966e3e87913cd1c36705862

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fed19c9d2ac4c523e9b5eacacd3a0de30d858d19cd802f41ee95dad41d95af43",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-08-29T01:19:13Z",
    "title_canon_sha256": "df9e27e280ee593f0fd91d2483929c3b5e7ab7f52111517be164b093f4bff1f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0208182",
    "kind": "arxiv",
    "version": 2
  }
}