Pith Number

pith:IZYVJZ54

pith:2012:IZYVJZ54F2VWHUSH57BFLHFVPV

not attested not anchored not stored refs pending

Efficient entanglement criteria beyond Gaussian limits using Gaussian measurements

Hyunchul Nha, M. S. Kim, Se-Wan Ji, Su-Yong Lee

arxiv:1201.5092 v1 · 2012-01-24 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T01:58:42.577612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467154e7bc2eab63d247efc2559cb57d4a3d1029361740ce94a02911ef2c9b2c

Aliases

arxiv: 1201.5092 · arxiv_version: 1201.5092v1 · doi: 10.48550/arxiv.1201.5092 · pith_short_12: IZYVJZ54F2VW · pith_short_16: IZYVJZ54F2VWHUSH · pith_short_8: IZYVJZ54

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/IZYVJZ54F2VWHUSH57BFLHFVPV \
  | 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: 467154e7bc2eab63d247efc2559cb57d4a3d1029361740ce94a02911ef2c9b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0384815155862f4c2b9afe413d052609fdbaa9490774c229124b13f2a7a8eca8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-24T19:09:59Z",
    "title_canon_sha256": "2f80a9326e819979428f28d79aaae3148e245fe5916e6195341b7a14e5a963d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5092",
    "kind": "arxiv",
    "version": 1
  }
}