Pith Number

pith:7T2DFBTC

pith:2019:7T2DFBTCEGWPTF5M2AKCP65ONN

not attested not anchored not stored refs pending

Parallel Composition and Modular Verification of Computer Controlled Systems in Differential Dynamic Logic

Benoit Boyer, Jean-Pierre Talpin, Simon Lunel, Stefan Mitsch

arxiv:1907.02881 v2 · 2019-07-05 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7T2DFBTCEGWPTF5M2AKCP65ONN}

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	2026-05-17T23:41:16.914060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf432866221acf997acd01427fbae6b43ad2349ea1dd5a2ff9546c73ecb373b

Aliases

arxiv: 1907.02881 · arxiv_version: 1907.02881v2 · doi: 10.48550/arxiv.1907.02881 · pith_short_12: 7T2DFBTCEGWP · pith_short_16: 7T2DFBTCEGWPTF5M · pith_short_8: 7T2DFBTC

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/7T2DFBTCEGWPTF5M2AKCP65ONN \
  | 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: fcf432866221acf997acd01427fbae6b43ad2349ea1dd5a2ff9546c73ecb373b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3385a0cecf1c6a385ba71b56631167cce08c177104f8c181bbbfe67d2762d21c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-07-05T15:08:39Z",
    "title_canon_sha256": "5d07d3090ab50f625219531659b846872bac6a4e11efe69efcc4529144db961b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02881",
    "kind": "arxiv",
    "version": 2
  }
}