Pith Number

pith:7YPFVTIN

pith:2021:7YPFVTINZP75CFC2E3IUQFS2ST

not attested not anchored not stored refs pending

Unsupervised Pre-training with Structured Knowledge for Improving Natural Language Inference

Tianda Li, Xiaodan Zhu, Xiaoyu Yang, Zhan Shi

arxiv:2109.03941 v1 · 2021-09-08 · cs.CL · cs.AI · 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{7YPFVTINZP75CFC2E3IUQFS2ST}

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	2026-07-05T03:12:52.800862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe1e5acd0dcbffd1145a26d148165a94e42caf791e587c59a8f3948a3e5b0c23

Aliases

arxiv: 2109.03941 · arxiv_version: 2109.03941v1 · doi: 10.48550/arxiv.2109.03941 · pith_short_12: 7YPFVTINZP75 · pith_short_16: 7YPFVTINZP75CFC2 · pith_short_8: 7YPFVTIN

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/7YPFVTINZP75CFC2E3IUQFS2ST \
  | 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: fe1e5acd0dcbffd1145a26d148165a94e42caf791e587c59a8f3948a3e5b0c23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caee5a091778db07d75b8c3a27aefa39429ff93ca3c53a6b1ecc478e2d63e126",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-08T21:28:12Z",
    "title_canon_sha256": "e540a11eed8ed3329ce11a0aaafa1fef7d036ad98bf7f1e142284394e57883a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.03941",
    "kind": "arxiv",
    "version": 1
  }
}