Pith Number

pith:7OSUOIHN

pith:2019:7OSUOIHNDEEK6ETYNHSCCA5RPZ

not attested not anchored not stored refs pending

Enabling Open-World Specification Mining via Unsupervised Learning

Ben Liblit, Jordan Henkel, Shuvendu K. Lahiri, Thomas Reps

arxiv:1904.12098 v1 · 2019-04-27 · 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{7OSUOIHNDEEK6ETYNHSCCA5RPZ}

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	2026-05-17T23:47:38.955172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba54720ed1908af127869e42103b17e558e89da6b87528179d2f928504bf450

Aliases

arxiv: 1904.12098 · arxiv_version: 1904.12098v1 · doi: 10.48550/arxiv.1904.12098 · pith_short_12: 7OSUOIHNDEEK · pith_short_16: 7OSUOIHNDEEK6ETY · pith_short_8: 7OSUOIHN

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/7OSUOIHNDEEK6ETYNHSCCA5RPZ \
  | 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: fba54720ed1908af127869e42103b17e558e89da6b87528179d2f928504bf450

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8b21172cedee1870657fe50b501929345dff272390cbd3535239eb14467a67d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-04-27T03:16:07Z",
    "title_canon_sha256": "30ac00b7970b4d951318e61b3b6abdcd99a2be2ebf2df5dba3dcf2e0174f622c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12098",
    "kind": "arxiv",
    "version": 1
  }
}