Pith Number

pith:3RUM44F6

pith:2019:3RUM44F6YYKNMPE3EINM7GPYEU

not attested not anchored not stored refs pending

Limitations on Observability of Effects in Cyber-Physical Systems

Paul D. Rowe, Suresh K. Damodaran

arxiv:1903.09482 v1 · 2019-03-22 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3RUM44F6YYKNMPE3EINM7GPYEU}

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	2026-05-17T23:50:39.522239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc68ce70bec614d63c9b221acf99f82504425002ee1b4f5f1f71a0ac6bce4cac

Aliases

arxiv: 1903.09482 · arxiv_version: 1903.09482v1 · doi: 10.48550/arxiv.1903.09482 · pith_short_12: 3RUM44F6YYKN · pith_short_16: 3RUM44F6YYKNMPE3 · pith_short_8: 3RUM44F6

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/3RUM44F6YYKNMPE3EINM7GPYEU \
  | 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: dc68ce70bec614d63c9b221acf99f82504425002ee1b4f5f1f71a0ac6bce4cac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cbcc58f14d797641914080c54085a668bd2aba1c179fd852de5c6be50a81285",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-03-22T12:58:56Z",
    "title_canon_sha256": "1db14a1f6dbe2915009a98112ab7930de9201d0efe2105426f1578f04d9666a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09482",
    "kind": "arxiv",
    "version": 1
  }
}