Pith Number

pith:BBVBUMR3

pith:2019:BBVBUMR37G3PYJ3SXIYGH2NCBC

not attested not anchored not stored refs pending

Not All Bugs Are the Same: Understanding, Characterizing, and Classifying the Root Cause of Bugs

Andy Zaidman, Fabio Palomba, Filomena Ferrucci, Gemma Catolino

arxiv:1907.11031 v1 · 2019-07-25 · 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{BBVBUMR37G3PYJ3SXIYGH2NCBC}

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	2026-05-17T23:39:33.694658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

086a1a323bf9b6fc2772ba3063e9a208a365f8b8ba7bcbb1d995d549b3059c5b

Aliases

arxiv: 1907.11031 · arxiv_version: 1907.11031v1 · doi: 10.48550/arxiv.1907.11031 · pith_short_12: BBVBUMR37G3P · pith_short_16: BBVBUMR37G3PYJ3S · pith_short_8: BBVBUMR3

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/BBVBUMR37G3PYJ3SXIYGH2NCBC \
  | 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: 086a1a323bf9b6fc2772ba3063e9a208a365f8b8ba7bcbb1d995d549b3059c5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29708e66da0253c15237b39cb50361c329a249758bbfa4fa352464db66f1a2cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-07-25T13:27:12Z",
    "title_canon_sha256": "8a59d77fb3aad0dcdc679f107f4eceb074618c65fc53b7519a6a4ef4f6417835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11031",
    "kind": "arxiv",
    "version": 1
  }
}