Pith Number

pith:CQ7V3BBZ

pith:2026:CQ7V3BBZDSOXCMVO5AIZM3LZBN

not attested not anchored not stored refs pending

Qubes OS Security in the Public Record

Alfonso de Gregorio

arxiv:2607.14587 v1 · 2026-07-16 · cs.CR · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQ7V3BBZDSOXCMVO5AIZM3LZBN}

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	2026-07-17T01:21:19.601678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

143f5d84391c9d7132aee811966d790b70738a49a83ec75e9d3543a662f6cf0f

Aliases

arxiv: 2607.14587 · arxiv_version: 2607.14587v1 · doi: 10.48550/arxiv.2607.14587 · pith_short_12: CQ7V3BBZDSOX · pith_short_16: CQ7V3BBZDSOXCMVO · pith_short_8: CQ7V3BBZ

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/CQ7V3BBZDSOXCMVO5AIZM3LZBN \
  | 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: 143f5d84391c9d7132aee811966d790b70738a49a83ec75e9d3543a662f6cf0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a127c50e0a0513c4af55f7ab3cab922347c46b3b90c80fd3595593d08cd5abfc",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-16T05:33:55Z",
    "title_canon_sha256": "b9ef6147863c0e939f7914eb9b56b499ced3e25c82159c34bc1b98729bae618f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.14587",
    "kind": "arxiv",
    "version": 1
  }
}