Pith Number

pith:TORPR4JN

pith:2008:TORPR4JNF7TSYBFK5CXP5YR37U

not attested not anchored not stored refs pending

Constrained optimization of sequentially generated entangled multiqubit states

Andreas Weichselbaum, David P\'erez-Garc\'ia, Enrique Solano, Hamed Saberi, Jan von Delft, Lucas Lamata

arxiv:0810.0977 v2 · 2008-10-06 · quant-ph · cond-mat.mes-hall · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TORPR4JNF7TSYBFK5CXP5YR37U}

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	2026-05-18T03:24:09.551443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba2f8f12d2fe72c04aae8aefee23bfd368b305907394f21dd9fcda54c53ff80

Aliases

arxiv: 0810.0977 · arxiv_version: 0810.0977v2 · doi: 10.48550/arxiv.0810.0977 · pith_short_12: TORPR4JNF7TS · pith_short_16: TORPR4JNF7TSYBFK · pith_short_8: TORPR4JN

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/TORPR4JNF7TSYBFK5CXP5YR37U \
  | 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: 9ba2f8f12d2fe72c04aae8aefee23bfd368b305907394f21dd9fcda54c53ff80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "976519d9b66e8a2ba8ac82fbd1f8a0b5b35963c26552e8a86590986aee2af0b9",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-10-06T14:38:47Z",
    "title_canon_sha256": "714a0acf29cc7d38d8bbd338bdb47ac0b3315cd9d44bd62bdcb1bc8db461adf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0977",
    "kind": "arxiv",
    "version": 2
  }
}