Pith Number

pith:ULYSAHLA

pith:2016:ULYSAHLAJE6VW3DBPESSP3PEQ3

not attested not anchored not stored refs pending

Amplifying the randomness of weak sources correlated with devices

Andrzej Grudka, Fernando G.S.L. Brandao, Hanna Wojewodka, Karol Horodecki, Maciej Stankiewicz, Marcin Pawlowski, Michal Horodecki, Pawel Horodecki, Ravishankar Ramanathan

arxiv:1601.06455 v2 · 2016-01-25 · 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{ULYSAHLAJE6VW3DBPESSP3PEQ3}

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	2026-05-18T00:00:45.478069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2f1201d60493d5b6c61792527ede486c6e0eea6d0bfa5305f3c26cd29362fe0

Aliases

arxiv: 1601.06455 · arxiv_version: 1601.06455v2 · doi: 10.48550/arxiv.1601.06455 · pith_short_12: ULYSAHLAJE6V · pith_short_16: ULYSAHLAJE6VW3DB · pith_short_8: ULYSAHLA

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/ULYSAHLAJE6VW3DBPESSP3PEQ3 \
  | 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: a2f1201d60493d5b6c61792527ede486c6e0eea6d0bfa5305f3c26cd29362fe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1550c1e953780626ea27e1cb3891eee38ceeb2c4e3a58e5525e2752420d069f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-25T00:30:05Z",
    "title_canon_sha256": "fa2b446fed1cee75ede793b9b84cb3bf4a32ed1e093a5688a82a625730346e59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06455",
    "kind": "arxiv",
    "version": 2
  }
}