Pith Number

pith:RVYAKBQF

pith:2018:RVYAKBQFFMC6ECW3CKLSWH4KME

not attested not anchored not stored refs pending

Matching Natural Language Sentences with Hierarchical Sentence Factorization

Bang Liu, Di Niu, Fred X. Han, Kunfeng Lai, Ting Zhang, Yu Xu

arxiv:1803.00179 v1 · 2018-03-01 · 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{RVYAKBQFFMC6ECW3CKLSWH4KME}

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	2026-05-18T00:22:13.125227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d700506052b05e20adb12972b1f8a610b68710d92423fe90141bfb38b8eac8e

Aliases

arxiv: 1803.00179 · arxiv_version: 1803.00179v1 · doi: 10.48550/arxiv.1803.00179 · pith_short_12: RVYAKBQFFMC6 · pith_short_16: RVYAKBQFFMC6ECW3 · pith_short_8: RVYAKBQF

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/RVYAKBQFFMC6ECW3CKLSWH4KME \
  | 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: 8d700506052b05e20adb12972b1f8a610b68710d92423fe90141bfb38b8eac8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3669dc1c3f45f6c399c32165ab0ef75de5b847afa60c3afab07ca01e2e382801",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-03-01T02:48:47Z",
    "title_canon_sha256": "1fbd03c461e446b3de98a57cb96240e4788e5d0f467c0014926e01cb62ff747d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00179",
    "kind": "arxiv",
    "version": 1
  }
}