Pith Number

pith:3OBSTK2V

pith:2023:3OBSTK2VCB5LYKNUXY5DXXLB4E

not attested not anchored not stored refs pending

An Exploratory Study on the Usage and Readability of Messages Within Assertion Methods of Test Cases

Anthony Peruma, Christian D. Newman, Mohamed Wiem Mkaouer, Taryn Takebayashi

arxiv:2303.00169 v1 · 2023-03-01 · 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{3OBSTK2VCB5LYKNUXY5DXXLB4E}

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	2026-07-05T05:46:55.530659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db8329ab55107abc29b4be3a3bdd61e10fceb13ddd03f12c1eef7f6f90bf9688

Aliases

arxiv: 2303.00169 · arxiv_version: 2303.00169v1 · doi: 10.48550/arxiv.2303.00169 · pith_short_12: 3OBSTK2VCB5L · pith_short_16: 3OBSTK2VCB5LYKNU · pith_short_8: 3OBSTK2V

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/3OBSTK2VCB5LYKNUXY5DXXLB4E \
  | 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: db8329ab55107abc29b4be3a3bdd61e10fceb13ddd03f12c1eef7f6f90bf9688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1c4d44bf4603a951e6906f22b63cb71f565c22549a7f144e7fde15ec0e824b2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2023-03-01T01:48:04Z",
    "title_canon_sha256": "943d906107bb1f2b0b444e78b53fa94e27944f5b43d36cc805be20abe0bbe813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.00169",
    "kind": "arxiv",
    "version": 1
  }
}