Pith Number

pith:FTXACMGE

pith:2024:FTXACMGEWKLP3EYFVMVLCUAFAE

not attested not anchored not stored refs pending

Reliable Entropy Estimation from Observed Statistics for Device-Independent Quantum Cryptography

Gereon Ko{\ss}mann, Ren\'e Schwonnek

arxiv:2411.04858 v2 · 2024-11-07 · 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{FTXACMGEWKLP3EYFVMVLCUAFAE}

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	2026-07-05T11:56:50.813879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cee0130c4b296fd9305ab2ab15005011d99ac5ce7555719d8c00e9dad755f0a

Aliases

arxiv: 2411.04858 · arxiv_version: 2411.04858v2 · doi: 10.48550/arxiv.2411.04858 · pith_short_12: FTXACMGEWKLP · pith_short_16: FTXACMGEWKLP3EYF · pith_short_8: FTXACMGE

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/FTXACMGEWKLP3EYFVMVLCUAFAE \
  | 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: 2cee0130c4b296fd9305ab2ab15005011d99ac5ce7555719d8c00e9dad755f0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2620005a1215976b2e653318384433b1c7a24039d145ac3835520488d23364fb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-11-07T16:48:49Z",
    "title_canon_sha256": "0854bf388a346ed04a1cbf347640a00b6dec202aacba52459471735770ddc2d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.04858",
    "kind": "arxiv",
    "version": 2
  }
}