Pith Number

pith:RA5LBPAM

pith:2020:RA5LBPAMCVIJ47KXVPNU66JHH7

not attested not anchored not stored refs pending

New Protocols and Negative Results for Textual Entailment Data Collection

Emily Pitler, Jennimaria Palomaki, Livio Baldini Soares, Samuel R. Bowman

arxiv:2004.11997 v2 · 2020-04-24 · 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{RA5LBPAMCVIJ47KXVPNU66JHH7}

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	2026-07-05T01:39:13.243455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883ab0bc0c15509e7d57abdb4f79273fe5f94701b68edd0d5a167d35b1c62b4b

Aliases

arxiv: 2004.11997 · arxiv_version: 2004.11997v2 · doi: 10.48550/arxiv.2004.11997 · pith_short_12: RA5LBPAMCVIJ · pith_short_16: RA5LBPAMCVIJ47KX · pith_short_8: RA5LBPAM

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/RA5LBPAMCVIJ47KXVPNU66JHH7 \
  | 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: 883ab0bc0c15509e7d57abdb4f79273fe5f94701b68edd0d5a167d35b1c62b4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c6d8ed40f797c49a92523d7a8581607a12ed2a876c4d46adf084d8556ddfeb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-24T21:31:57Z",
    "title_canon_sha256": "0de455b135f144329aacc6788c0091a110c9512b61ef3ea163d0b8ebe2d7c278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11997",
    "kind": "arxiv",
    "version": 2
  }
}