Pith Number

pith:QG4SJF5M

pith:2017:QG4SJF5MXKW3FRZTDEHS4OXENA

not attested not anchored not stored refs pending

Parallel DIQKD from parallel repetition

Thomas Vidick

arxiv:1703.08508 v1 · 2017-03-24 · 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{QG4SJF5MXKW3FRZTDEHS4OXENA}

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.

Cited by

1 paper in Pith

Accumulation of Device-Independent Quantum Randomness against Time-Ordered No-Signalling Adversaries

Receipt and verification

First computed	2026-05-18T00:47:59.782333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b92497acbaadb2c733190f2e3ae46826fa28462ca80266670c77ff671c1caf

Aliases

arxiv: 1703.08508 · arxiv_version: 1703.08508v1 · doi: 10.48550/arxiv.1703.08508 · pith_short_12: QG4SJF5MXKW3 · pith_short_16: QG4SJF5MXKW3FRZT · pith_short_8: QG4SJF5M

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/QG4SJF5MXKW3FRZTDEHS4OXENA \
  | 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: 81b92497acbaadb2c733190f2e3ae46826fa28462ca80266670c77ff671c1caf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b3c464ed2842e61fe0ad0ee0a69a71469fc30bec348b899f8d54a8a39dd886a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-24T17:01:22Z",
    "title_canon_sha256": "22e7686192c30534133601d0848b1c3f743cd1e69ebd032a77f58c75fd7c5a04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08508",
    "kind": "arxiv",
    "version": 1
  }
}