Pith Number

pith:VSQYDALS

pith:2019:VSQYDALSH7L3MOURMTYDGP6P6C

not attested not anchored not stored refs pending

Metamorphic Testing for Quality Assurance of Protein Function Prediction Tools

Diane Bimczok, Gillian Reynolds, Indika Kahanda, Madhusudan Srinivasan, Morteza Pourreza Shahri, Upulee Kanewala

arxiv:1904.08007 v1 · 2019-04-16 · cs.SE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSQYDALSH7L3MOURMTYDGP6P6C}

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	2026-05-17T23:48:19.088981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca18181723fd7b63a9164f0333fcff0a1b91fdd6988d1996983c4a5fe949761

Aliases

arxiv: 1904.08007 · arxiv_version: 1904.08007v1 · doi: 10.48550/arxiv.1904.08007 · pith_short_12: VSQYDALSH7L3 · pith_short_16: VSQYDALSH7L3MOUR · pith_short_8: VSQYDALS

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/VSQYDALSH7L3MOURMTYDGP6P6C \
  | 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: aca18181723fd7b63a9164f0333fcff0a1b91fdd6988d1996983c4a5fe949761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07377818b41411925e9aecd2e6aae1c141db74a0b52346003251c0883440ef43",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-04-16T23:01:33Z",
    "title_canon_sha256": "960f53e14acefea763f9b6bdf0c07d2fe4e014f7941c495403926c699ef0c0ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08007",
    "kind": "arxiv",
    "version": 1
  }
}