Pith Number

pith:T7AD5BO4

pith:2024:T7AD5BO4MQ4OCUZBA44RVIBNEZ

not attested not anchored not stored refs pending

Improving semi-device-independent randomness certification by entropy accumulation

Carles Roch I Carceller, Jonas Schou Neergaard-Nielsen, Jonatan Bohr Brask, Lucas Nunes Faria, Nicol\`o Sguerso, Ulrik Lund Andersen, Zheng-Hao Liu

arxiv:2405.04244 v4 · 2024-05-07 · 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{T7AD5BO4MQ4OCUZBA44RVIBNEZ}

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	2026-07-05T12:07:53.751277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc03e85dc6438e1532107391aa02d264a4822faca9d22426e42bfdd1f735c78

Aliases

arxiv: 2405.04244 · arxiv_version: 2405.04244v4 · doi: 10.48550/arxiv.2405.04244 · pith_short_12: T7AD5BO4MQ4O · pith_short_16: T7AD5BO4MQ4OCUZB · pith_short_8: T7AD5BO4

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/T7AD5BO4MQ4OCUZBA44RVIBNEZ \
  | 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: 9fc03e85dc6438e1532107391aa02d264a4822faca9d22426e42bfdd1f735c78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4ffc49b2313f472425d0856b3f23842ff8ed0a9d1a68387f6269ea8e241c449",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-05-07T12:00:22Z",
    "title_canon_sha256": "6a9ad1af07743df4ea69c62aea8a60649a9cb8c4e7e8c04d96454e95d444d9a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.04244",
    "kind": "arxiv",
    "version": 4
  }
}