Pith Number

pith:YUISHZ6P

pith:1999:YUISHZ6PPZ4TGKNKCOTFQBJ7OK

not attested not anchored not stored refs pending

Entanglement quantification and purification in continuous variable systems

M.B. Plenio, S. Bose, S. Parker

arxiv:quant-ph/9906098 v1 · 1999-06-25 · 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{YUISHZ6PPZ4TGKNKCOTFQBJ7OK}

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	2026-07-04T16:15:43.192292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c51123e7cf7e793329aa13a658053f72aeb862e8eec9dc643530ac92d75636fa

Aliases

arxiv: quant-ph/9906098 · arxiv_version: quant-ph/9906098v1 · doi: 10.48550/arxiv.quant-ph/9906098 · pith_short_12: YUISHZ6PPZ4T · pith_short_16: YUISHZ6PPZ4TGKNK · pith_short_8: YUISHZ6P

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/YUISHZ6PPZ4TGKNKCOTFQBJ7OK \
  | 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: c51123e7cf7e793329aa13a658053f72aeb862e8eec9dc643530ac92d75636fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72ed5e80931b1ef77c9fc6ddd9ad891bf1f31048fc362139a1f3fd466ff8b4aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-06-25T14:43:16Z",
    "title_canon_sha256": "a37f1be79b2702d69b4a5f554c6dd5b6ddac5cf5c5c70513f79451de2d8ffc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9906098",
    "kind": "arxiv",
    "version": 1
  }
}