Pith Number

pith:WBMYPLQI

pith:2018:WBMYPLQIDA6ZKQE6EYKTZKLKTC

not attested not anchored not stored refs pending

Data Selection with Feature Decay Algorithms Using an Approximated Target Side

Alberto Poncelas, Andy Way, Gideon Maillette de Buy Wenniger

arxiv:1811.03039 v1 · 2018-11-07 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBMYPLQIDA6ZKQE6EYKTZKLKTC}

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	2026-05-18T00:01:20.059518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b05987ae08183d95409e26153ca96a98b739214031588756f00b52bf96a7e09d

Aliases

arxiv: 1811.03039 · arxiv_version: 1811.03039v1 · doi: 10.48550/arxiv.1811.03039 · pith_short_12: WBMYPLQIDA6Z · pith_short_16: WBMYPLQIDA6ZKQE6 · pith_short_8: WBMYPLQI

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/WBMYPLQIDA6ZKQE6EYKTZKLKTC \
  | 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: b05987ae08183d95409e26153ca96a98b739214031588756f00b52bf96a7e09d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83b07d498ce796edb91d5d89bb9379bf0bceaa861e1f355a3bbef5612d156eb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-11-07T17:50:05Z",
    "title_canon_sha256": "c617572e5ef8333660fe9f6304ca59e3519c453f0605c920f6d588c461476c7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03039",
    "kind": "arxiv",
    "version": 1
  }
}