Pith Number

pith:TIXY4SHF

pith:2016:TIXY4SHFWGJFFQUYT3A4DN5PPQ

not attested not anchored not stored refs pending

The Yahoo Query Treebank, V. 1.0

Idan Szpektor, Roi Reichart, Yuval Pinter

arxiv:1605.02945 v2 · 2016-05-10 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TIXY4SHFWGJFFQUYT3A4DN5PPQ}

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	2026-05-18T01:15:06.045161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a2f8e48e5b19252c2989ec1c1b7af7c15c086cab0241169a393386f51e27b5e

Aliases

arxiv: 1605.02945 · arxiv_version: 1605.02945v2 · doi: 10.48550/arxiv.1605.02945 · pith_short_12: TIXY4SHFWGJF · pith_short_16: TIXY4SHFWGJFFQUY · pith_short_8: TIXY4SHF

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/TIXY4SHFWGJFFQUYT3A4DN5PPQ \
  | 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: 9a2f8e48e5b19252c2989ec1c1b7af7c15c086cab0241169a393386f51e27b5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f94a429b976e83f985c7380f79564f9bf9d81c9cdb9b545cacb8abc53a4be4bf",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-05-10T11:29:28Z",
    "title_canon_sha256": "650bf6c611cfeb10be2c8b245b4c9208f6c3f3b7aa3c5b1971b4198520bd25b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02945",
    "kind": "arxiv",
    "version": 2
  }
}