Pith Number

pith:N66NWJFF

pith:2016:N66NWJFFQVJ3YE362FHQSQTMUK

not attested not anchored not stored refs pending

Translating Scala Programs to Isabelle/HOL

Lars Hupel, Viktor Kuncak

arxiv:1607.01539 v1 · 2016-07-06 · 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{N66NWJFFQVJ3YE362FHQSQTMUK}

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	2026-05-18T01:11:26.179335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fbcdb24a58553bc137ed14f09426ca2890af2019364659d5df096c65f3adcf1

Aliases

arxiv: 1607.01539 · arxiv_version: 1607.01539v1 · doi: 10.48550/arxiv.1607.01539 · pith_short_12: N66NWJFFQVJ3 · pith_short_16: N66NWJFFQVJ3YE36 · pith_short_8: N66NWJFF

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/N66NWJFFQVJ3YE362FHQSQTMUK \
  | 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: 6fbcdb24a58553bc137ed14f09426ca2890af2019364659d5df096c65f3adcf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d069c4aca54d130a668a08e17b81f3d55739b80b0cf1eb6a51233be406b397a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-07-06T09:39:33Z",
    "title_canon_sha256": "f396c86fd283ef586a7a416f9397aca92a7eb4befb41b5e181efd59687a66b7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01539",
    "kind": "arxiv",
    "version": 1
  }
}