Pith Number

pith:2ZK66CH5

pith:2021:2ZK66CH5IBY7B7VG4OYILI3KK7

not attested not anchored not stored refs pending

Models of Computational Profiles to Study the Likelihood of DNN Metamorphic Test Cases

Ettore Merlo, Foutse Khomh, Giuliano Antoniol, Houssem Ben Braiek, Mira Marhaba

arxiv:2107.13491 v1 · 2021-07-28 · cs.LG · 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{2ZK66CH5IBY7B7VG4OYILI3KK7}

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	2026-07-05T03:01:37.767123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d655ef08fd4071f0fea6e3b085a36a57d4193a72c76c3a23462f0f47d463423c

Aliases

arxiv: 2107.13491 · arxiv_version: 2107.13491v1 · doi: 10.48550/arxiv.2107.13491 · pith_short_12: 2ZK66CH5IBY7 · pith_short_16: 2ZK66CH5IBY7B7VG · pith_short_8: 2ZK66CH5

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/2ZK66CH5IBY7B7VG4OYILI3KK7 \
  | 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: d655ef08fd4071f0fea6e3b085a36a57d4193a72c76c3a23462f0f47d463423c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a199e7d8442c8bb99e997af77e5e332c1cd53373a5f3eed865f4ff450719b873",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-28T16:57:44Z",
    "title_canon_sha256": "afc01764bd43219a0b2cf0812f0df37d7c2f9c917c4a3c2f6bbec7b584cab610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13491",
    "kind": "arxiv",
    "version": 1
  }
}