Pith Number

pith:JBH22VMG

pith:2010:JBH22VMGIVU7AOIQ2OGBA4U3KZ

not attested not anchored not stored refs pending

Entanglement cost of two-qubit orthogonal measurements

Ramij Rahaman, Somshubhro Bandyopadhyay, William K. Wootters

arxiv:1005.5236 v2 · 2010-05-28 · 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{JBH22VMGIVU7AOIQ2OGBA4U3KZ}

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	2026-05-18T02:07:06.961781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

484fad55864569f03910d38c10729b564c58807a09b4fc0cdf9f8f0f0305ab93

Aliases

arxiv: 1005.5236 · arxiv_version: 1005.5236v2 · doi: 10.48550/arxiv.1005.5236 · pith_short_12: JBH22VMGIVU7 · pith_short_16: JBH22VMGIVU7AOIQ · pith_short_8: JBH22VMG

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/JBH22VMGIVU7AOIQ2OGBA4U3KZ \
  | 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: 484fad55864569f03910d38c10729b564c58807a09b4fc0cdf9f8f0f0305ab93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f95ce686c031ec8195b26539bced42f331f028e7435dec823b5dde67e03c26cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-28T08:25:05Z",
    "title_canon_sha256": "e6c96a2ed8b5c465aa95a676933b66adb4864a02778442623dda8f64e1005e9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5236",
    "kind": "arxiv",
    "version": 2
  }
}