Pith Number

pith:4QWNBTFE

pith:2024:4QWNBTFEGMMMS7CU7UUKANYW7H

not attested not anchored not stored refs pending

Formal Synthesis of Uncertainty Reduction Controllers

Calum Imrie, Gena\'ina Rodrigues, Lars Grunske, Marc Carwehl, Radu Calinescu, Thomas Vogel

arxiv:2401.17187 v2 · 2024-01-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QWNBTFEGMMMS7CU7UUKANYW7H}

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	2026-07-05T07:40:07.195625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42cd0cca43318c97c54fd28a03716f9c310d8e46dce791f7660bfd2573fd5a2

Aliases

arxiv: 2401.17187 · arxiv_version: 2401.17187v2 · doi: 10.48550/arxiv.2401.17187 · pith_short_12: 4QWNBTFEGMMM · pith_short_16: 4QWNBTFEGMMMS7CU · pith_short_8: 4QWNBTFE

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/4QWNBTFEGMMMS7CU7UUKANYW7H \
  | 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: e42cd0cca43318c97c54fd28a03716f9c310d8e46dce791f7660bfd2573fd5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c27bd8695ef46bf9b24f13ea97dfb77f1758db68a9197967ef76c06bc8f0a2d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2024-01-30T17:16:32Z",
    "title_canon_sha256": "1a8b848b3aabe4027f5035503d51f8b57e569e995c3c56bb28cf98fb0364dae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.17187",
    "kind": "arxiv",
    "version": 2
  }
}