Pith Number

pith:Z7AUBXYQ

pith:2020:Z7AUBXYQGRHLAHFJR57U5PPYZ6

not attested not anchored not stored refs pending

Covert Communication in Continuous-Time Systems

Dennis Goeckel, Don Towsley, Ke Li

arxiv:2001.06932 v1 · 2020-01-20 · cs.CR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7AUBXYQGRHLAHFJR57U5PPYZ6}

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	2026-07-05T00:34:25.919645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfc140df10344eb01ca98f7f4ebdf8cfaa2ae62451f8b539b161c646ddce461d

Aliases

arxiv: 2001.06932 · arxiv_version: 2001.06932v1 · doi: 10.48550/arxiv.2001.06932 · pith_short_12: Z7AUBXYQGRHL · pith_short_16: Z7AUBXYQGRHLAHFJ · pith_short_8: Z7AUBXYQ

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/Z7AUBXYQGRHLAHFJR57U5PPYZ6 \
  | 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: cfc140df10344eb01ca98f7f4ebdf8cfaa2ae62451f8b539b161c646ddce461d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a791ccc14acf10a9d24afe400a6323ad8842af85fc9399aeac82039d035b28c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-01-20T01:16:54Z",
    "title_canon_sha256": "1bf6e9702d25515c02101000ea78269b5b6aa3cf5829f7b9a1e7585ca8f68619"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06932",
    "kind": "arxiv",
    "version": 1
  }
}