Pith Number

pith:XGMMISVG

pith:2018:XGMMISVGU2VSQBVBC6YEXWAYMA

not attested not anchored not stored refs pending

Is it worth it? Budget-related evaluation metrics for model selection

Filip Klubi\v{c}ka, Giancarlo D. Salton, John D. Kelleher

arxiv:1807.06998 v1 · 2018-07-18 · 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{XGMMISVGU2VSQBVBC6YEXWAYMA}

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	2026-05-18T00:10:25.128866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b998c44aa6a6ab2806a117b04bd818601e83b4ddd5302082a74154367f11e693

Aliases

arxiv: 1807.06998 · arxiv_version: 1807.06998v1 · doi: 10.48550/arxiv.1807.06998 · pith_short_12: XGMMISVGU2VS · pith_short_16: XGMMISVGU2VSQBVB · pith_short_8: XGMMISVG

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/XGMMISVGU2VSQBVBC6YEXWAYMA \
  | 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: b998c44aa6a6ab2806a117b04bd818601e83b4ddd5302082a74154367f11e693

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ba0f06005689b2881f3d5e9173c7c5f53853b5a3813040f52a45c16eacf744b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-07-18T15:37:58Z",
    "title_canon_sha256": "e1dcab158bc8f343d33b0f22dcad3e5d99123df35f12a6b475571ef642d2d9d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06998",
    "kind": "arxiv",
    "version": 1
  }
}