Pith Number

pith:DJ4QV5JN

pith:2019:DJ4QV5JNJKP3UQYV347Q3S2AID

not attested not anchored not stored refs pending

$\ell_1$-norm in three-qubit quantum entanglement constrained by Yang-Baxter equation

Li-Wei Yu, Mo-Lin Ge

arxiv:1902.00957 v1 · 2019-02-03 · 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{DJ4QV5JNJKP3UQYV347Q3S2AID}

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	2026-05-17T23:54:51.750949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a790af52d4a9fba4315df3f0dcb4040ea66914f5278e2aa4f57e2b8d61d015e

Aliases

arxiv: 1902.00957 · arxiv_version: 1902.00957v1 · doi: 10.48550/arxiv.1902.00957 · pith_short_12: DJ4QV5JNJKP3 · pith_short_16: DJ4QV5JNJKP3UQYV · pith_short_8: DJ4QV5JN

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/DJ4QV5JNJKP3UQYV347Q3S2AID \
  | 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: 1a790af52d4a9fba4315df3f0dcb4040ea66914f5278e2aa4f57e2b8d61d015e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "026b58c18ef60fc9f8c4cbcfbdddc1afbb617720a2df984d75efefb57e94b796",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-03T19:07:32Z",
    "title_canon_sha256": "f4e53c52c141a63731587904ad27c915b202186e35b25a997d766c145b64a331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00957",
    "kind": "arxiv",
    "version": 1
  }
}