Pith Number

pith:SSDA4RUJ

pith:2017:SSDA4RUJAN7NIMDTPJ2TSYLJFX

not attested not anchored not stored refs pending

Generalized W-state of four qubits with exclusively threetangle

Andreas Osterloh, Sebastian Gartzke

arxiv:1712.08595 v2 · 2017-12-22 · 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{SSDA4RUJAN7NIMDTPJ2TSYLJFX}

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	2026-05-18T00:00:59.505375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94860e4689037ed430737a753961692dc4ea21244b34ab31e55a686935a3bf8c

Aliases

arxiv: 1712.08595 · arxiv_version: 1712.08595v2 · doi: 10.48550/arxiv.1712.08595 · pith_short_12: SSDA4RUJAN7N · pith_short_16: SSDA4RUJAN7NIMDT · pith_short_8: SSDA4RUJ

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/SSDA4RUJAN7NIMDTPJ2TSYLJFX \
  | 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: 94860e4689037ed430737a753961692dc4ea21244b34ab31e55a686935a3bf8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13c06316ef145120880a0c94c4e1f599fef9bd59819735e400e6fd8cd8856994",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-22T17:51:38Z",
    "title_canon_sha256": "57c1b5f17831eb989e5a3146f34bda246e7584933de6815f86d20844d16fae48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08595",
    "kind": "arxiv",
    "version": 2
  }
}