Pith Number

pith:OL4Z4IVI

pith:2010:OL4Z4IVI66FCMVUCGWPAIULSLZ

not attested not anchored not stored refs pending

Local Unitary Invariants for N-qubit Pure State

N. K. Sharma, S. Shelly Sharma

arxiv:1008.0994 v2 · 2010-08-05 · 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{OL4Z4IVI66FCMVUCGWPAIULSLZ}

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	2026-05-18T04:23:02.965193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72f99e22a8f78a265682359e0451725e66e21572c152251cfec4fb91a408c2d8

Aliases

arxiv: 1008.0994 · arxiv_version: 1008.0994v2 · doi: 10.48550/arxiv.1008.0994 · pith_short_12: OL4Z4IVI66FC · pith_short_16: OL4Z4IVI66FCMVUC · pith_short_8: OL4Z4IVI

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/OL4Z4IVI66FCMVUCGWPAIULSLZ \
  | 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: 72f99e22a8f78a265682359e0451725e66e21572c152251cfec4fb91a408c2d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22dfb1f53fdb6319619cb9f21cef16a00934391cf15706a98b24382920e8f54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-08-05T15:08:11Z",
    "title_canon_sha256": "da4d58ad4975b275e2629c85b4b916b5acdde9eca617153208e80ea9a73254a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0994",
    "kind": "arxiv",
    "version": 2
  }
}