Pith Number

pith:G6OPQ3DS

pith:2017:G6OPQ3DS2ONJIC4B65PUO4HS33

not attested not anchored not stored refs pending

Coarse-grained entanglement classification through orthogonal arrays

Dardo Goyeneche, Karol \.Zyczkowski, Luigi Seveso

arxiv:1709.05916 v4 · 2017-09-18 · math.CO · 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{G6OPQ3DS2ONJIC4B65PUO4HS33}

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	2026-05-18T00:08:15.923858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

379cf86c72d39a940b81f75f4770f2dec500c0767aa59cf5ab0aa6362b77ef2a

Aliases

arxiv: 1709.05916 · arxiv_version: 1709.05916v4 · doi: 10.48550/arxiv.1709.05916 · pith_short_12: G6OPQ3DS2ONJ · pith_short_16: G6OPQ3DS2ONJIC4B · pith_short_8: G6OPQ3DS

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/G6OPQ3DS2ONJIC4B65PUO4HS33 \
  | 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: 379cf86c72d39a940b81f75f4770f2dec500c0767aa59cf5ab0aa6362b77ef2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6330947b98d41d65193e4094ad4224a2aa798512f5b4c9eb3b21516878b0c26",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-09-18T13:29:54Z",
    "title_canon_sha256": "647f04772de1769313b80f575dfc43715e5bc9b91f70b3e8e9eafa58bb0183af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05916",
    "kind": "arxiv",
    "version": 4
  }
}