Pith Number

pith:O74MWDIM

pith:2005:O74MWDIMR3E7DMDR5H6KWQMITM

not attested not anchored not stored refs pending

Stationary state entanglement and total correlation of two qubits or qutrits

Jing-Bo Xu, Shang-Bin Li

arxiv:quant-ph/0504228 v1 · 2005-04-29 · 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{O74MWDIMR3E7DMDR5H6KWQMITM}

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	2026-05-18T04:31:00.052280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f8cb0d0c8ec9f1b071e9fcab41889b3ce046a39255f09dbcd0ab877c5ef154

Aliases

arxiv: quant-ph/0504228 · arxiv_version: quant-ph/0504228v1 · doi: 10.48550/arxiv.quant-ph/0504228 · pith_short_12: O74MWDIMR3E7 · pith_short_16: O74MWDIMR3E7DMDR · pith_short_8: O74MWDIM

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/O74MWDIMR3E7DMDR5H6KWQMITM \
  | 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: 77f8cb0d0c8ec9f1b071e9fcab41889b3ce046a39255f09dbcd0ab877c5ef154

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a81ec912b49d7148f4f2f036102dd9867e6b2fbc2633cc736d5e0832a204ea34",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-04-29T14:34:35Z",
    "title_canon_sha256": "a98df8acbec885a285421c28b61d04d45dafa4eef4b3ed06f34c5c5a83c021d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0504228",
    "kind": "arxiv",
    "version": 1
  }
}