Pith Number

pith:CQSI22YO

pith:1999:CQSI22YOBT6SNRRTBN37ZIINGM

not attested not anchored not stored refs pending

Reversibility of local transformations of multiparticle entanglement

(2) Kenyon College, (3) Denison University), B. Schumacher (2), M. Westmoreland (3) ((1) University of Bristol, N. Linden (1), S. Popescu (1)

arxiv:quant-ph/9912039 v1 · 1999-12-08 · 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{CQSI22YOBT6SNRRTBN37ZIINGM}

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.

Cited by

2 papers in Pith

The Entanglement Wedge Polygon

Multi-entropy in heavy local quenches

Receipt and verification

First computed	2026-07-04T14:47:30.392154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14248d6b0e0cfd26c6330b77fca10d3336f1355064f127a0b2beab26cbe2b994

Aliases

arxiv: quant-ph/9912039 · arxiv_version: quant-ph/9912039v1 · doi: 10.48550/arxiv.quant-ph/9912039 · pith_short_12: CQSI22YOBT6S · pith_short_16: CQSI22YOBT6SNRRT · pith_short_8: CQSI22YO

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/CQSI22YOBT6SNRRTBN37ZIINGM \
  | 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: 14248d6b0e0cfd26c6330b77fca10d3336f1355064f127a0b2beab26cbe2b994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1385f5b63d2e1fcc95042357d44f52c680fd516c266f7ac84b57c2c2fdb9c057",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-12-08T21:40:29Z",
    "title_canon_sha256": "632e7001d88c4d2212804ba3bbdb7c2ac6db7fbac485ba373b7b4572f80eebeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9912039",
    "kind": "arxiv",
    "version": 1
  }
}