Pith Number

pith:PL4RC4NW

pith:2019:PL4RC4NW4ZA2S4NZ4ZSFEJDEKL

not attested not anchored not stored refs pending

$k$-uniform mixed states

Adam Burchardt, Adrian Kolodziejski, Karol Zyczkowski, Mahasweta Pandit, Tamas Vertesi, Waldemar Klobus, Wieslaw Laskowski

arxiv:1906.01311 v2 · 2019-06-04 · 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{PL4RC4NW4ZA2S4NZ4ZSFEJDEKL}

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	2026-07-05T00:04:42.419190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7af91171b6e641a971b9e66452246452f49f3264381d541f6c846a5f699a411a

Aliases

arxiv: 1906.01311 · arxiv_version: 1906.01311v2 · doi: 10.48550/arxiv.1906.01311 · pith_short_12: PL4RC4NW4ZA2 · pith_short_16: PL4RC4NW4ZA2S4NZ · pith_short_8: PL4RC4NW

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/PL4RC4NW4ZA2S4NZ4ZSFEJDEKL \
  | 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: 7af91171b6e641a971b9e66452246452f49f3264381d541f6c846a5f699a411a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10d9e9d4055a8dbcc733dd0e774ee584fde44a571c6617ede2c29d5c1cbed701",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-04T10:04:54Z",
    "title_canon_sha256": "7d2e7de29942da5d9f3b3f63a80c81a2a9d77318ca606e21ecf4920587da145d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01311",
    "kind": "arxiv",
    "version": 2
  }
}