Pith Number

pith:5GYHJMS4

pith:2012:5GYHJMS437F2WJGWVDGNKELEVS

not attested not anchored not stored refs pending

Quantumness of Product States

C. H. Oh, Chunfeng Wu, Hong-Yi Su, Jing-Ling Chen

arxiv:1204.1798 v2 · 2012-04-09 · 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{5GYHJMS437F2WJGWVDGNKELEVS}

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	2026-05-18T03:58:13.613982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9b074b25cdfcbab24d6a8ccd51164ac8c016099286405216621674202274339

Aliases

arxiv: 1204.1798 · arxiv_version: 1204.1798v2 · doi: 10.48550/arxiv.1204.1798 · pith_short_12: 5GYHJMS437F2 · pith_short_16: 5GYHJMS437F2WJGW · pith_short_8: 5GYHJMS4

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/5GYHJMS437F2WJGWVDGNKELEVS \
  | 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: e9b074b25cdfcbab24d6a8ccd51164ac8c016099286405216621674202274339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0487f6986cc5291abcc45b804e3e5830866e0fdd628ec80581a653827ecba5fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-09T05:36:26Z",
    "title_canon_sha256": "70cce2a056fee426152216bb26369ecfe374a3fb8f5a1053411f61803e544373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1798",
    "kind": "arxiv",
    "version": 2
  }
}