Pith Number

pith:GK5XFT76

pith:2026:GK5XFT76K4JBVB4KSRERQBL2R7

not attested not anchored not stored refs pending

Deterministic QKD source robust against side-channel attacks

Akihiro Mizutani, \'{A}lvaro Navarrete, Kiyoshi Tamaki, Marcos Curty

arxiv:2607.28063 v1 · 2026-07-30 · 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{GK5XFT76K4JBVB4KSRERQBL2R7}

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	2026-07-31T01:35:31.272720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

32bb72cffe57121a878a944918057a8fe268f402b78511b3ad71defdfe2a6b45

Aliases

arxiv: 2607.28063 · arxiv_version: 2607.28063v1 · doi: 10.48550/arxiv.2607.28063 · pith_short_12: GK5XFT76K4JB · pith_short_16: GK5XFT76K4JBVB4K · pith_short_8: GK5XFT76

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/GK5XFT76K4JBVB4KSRERQBL2R7 \
  | 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: 32bb72cffe57121a878a944918057a8fe268f402b78511b3ad71defdfe2a6b45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ab57591eb01ff7da9111e592d9d2f9388df7ec446ffda0e0e6cf3c896401d4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-30T11:40:49Z",
    "title_canon_sha256": "278f5d3e6d72a321f5c2a50e329cd6e88fc0d8df957b035f5311195966ab0152"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28063",
    "kind": "arxiv",
    "version": 1
  }
}