Pith Number

pith:EQE4UCYO

pith:2022:EQE4UCYOGKLK2KNLGE3B5EFZYR

not attested not anchored not stored refs pending

More Programming Than Programming: Teaching Formal Methods in a Software Engineering Programme

David Streader, Isaac Oscar Gariano, James Noble, Miniruwani Samarakoon

arxiv:2205.00787 v1 · 2022-05-02 · cs.SE · 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{EQE4UCYOGKLK2KNLGE3B5EFZYR}

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	2026-07-05T04:19:24.597036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2409ca0b0e3296ad29ab31361e90b9c449d1173157cb4dd5052ebf876cdecf70

Aliases

arxiv: 2205.00787 · arxiv_version: 2205.00787v1 · doi: 10.48550/arxiv.2205.00787 · pith_short_12: EQE4UCYOGKLK · pith_short_16: EQE4UCYOGKLK2KNL · pith_short_8: EQE4UCYO

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/EQE4UCYOGKLK2KNLGE3B5EFZYR \
  | 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: 2409ca0b0e3296ad29ab31361e90b9c449d1173157cb4dd5052ebf876cdecf70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b75cd6352840207cf280c36121af04326e80d822ab0271a9c8b44d5e76e0fa0",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-05-02T10:17:53Z",
    "title_canon_sha256": "d19cd0943f9c4363eae90f5080620ad5e98b1572f79c2d6021d65af7feb53303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00787",
    "kind": "arxiv",
    "version": 1
  }
}