Pith Number

pith:X2SN47TO

pith:2022:X2SN47TO7W64A3C57PTIP4V6KA

not attested not anchored not stored refs pending

An ensemble meta-estimator to predict source code testability

Morteza Zakeri-Nasrabadi, Saeed Parsa

arxiv:2208.09614 v2 · 2022-08-20 · cs.SE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2SN47TO7W64A3C57PTIP4V6KA}

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	2026-07-05T04:51:11.599259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bea4de7e6efdbdc06c5dfbe687f2be5037bdd7a5b97a1e5a0c0338da1b8998d1

Aliases

arxiv: 2208.09614 · arxiv_version: 2208.09614v2 · doi: 10.48550/arxiv.2208.09614 · pith_short_12: X2SN47TO7W64 · pith_short_16: X2SN47TO7W64A3C5 · pith_short_8: X2SN47TO

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/X2SN47TO7W64A3C57PTIP4V6KA \
  | 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: bea4de7e6efdbdc06c5dfbe687f2be5037bdd7a5b97a1e5a0c0338da1b8998d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "668d0a0d7827f18c2beb6263698605cc386c4772fc233ae3df70c76f26b900e2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-08-20T06:18:16Z",
    "title_canon_sha256": "abdacd7b0e462e12b7822d4bc61a71c64e6f6495c1d6192c0e0e5e54253753a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.09614",
    "kind": "arxiv",
    "version": 2
  }
}