Pith Number

pith:NWZUNLPQ

pith:2001:NWZUNLPQCW7WGXABYBSYCR5A6M

not attested not anchored not stored refs pending

Distinguishability of the Bell states

Aditi Sen De, Anirban Roy, Guruprasad Kar, Sibasish Ghosh, Ujjwal Sen

arxiv:quant-ph/0106148 v2 · 2001-06-26 · 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{NWZUNLPQCW7WGXABYBSYCR5A6M}

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	2026-07-04T16:29:00.903999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6db346adf015bf635c01c0658147a0f33f78cb8150eaa5f7dcd1c105131a15a4

Aliases

arxiv: quant-ph/0106148 · arxiv_version: quant-ph/0106148v2 · doi: 10.48550/arxiv.quant-ph/0106148 · pith_short_12: NWZUNLPQCW7W · pith_short_16: NWZUNLPQCW7WGXAB · pith_short_8: NWZUNLPQ

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/NWZUNLPQCW7WGXABYBSYCR5A6M \
  | 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: 6db346adf015bf635c01c0658147a0f33f78cb8150eaa5f7dcd1c105131a15a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa5b9b9fcaf3cee6662fa1528414776053a5cf3466294bd7d9d21111c3375ea2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-06-26T07:55:59Z",
    "title_canon_sha256": "7d91870795cf3c8fc22461c8a08c5da618c7727ab9e9f7f565ca1da3313e6f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0106148",
    "kind": "arxiv",
    "version": 2
  }
}