Pith Number

pith:QTSZ4AGY

pith:2017:QTSZ4AGYJMGVIIUUDHUPEAYFZN

not attested not anchored not stored refs pending

Indirect Supervision for Relation Extraction using Question-Answer Pairs

Frank F. Xu, Jiawei Han, Ji Li, Xiang Ren, Zeqiu Wu

arxiv:1710.11169 v2 · 2017-10-30 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QTSZ4AGYJMGVIIUUDHUPEAYFZN}

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	2026-05-18T00:29:45.317751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84e59e00d84b0d54229419e8f20305cb4f10e2bf80ef00d7348e467e08e5f9c3

Aliases

arxiv: 1710.11169 · arxiv_version: 1710.11169v2 · doi: 10.48550/arxiv.1710.11169 · pith_short_12: QTSZ4AGYJMGV · pith_short_16: QTSZ4AGYJMGVIIUU · pith_short_8: QTSZ4AGY

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/QTSZ4AGYJMGVIIUUDHUPEAYFZN \
  | 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: 84e59e00d84b0d54229419e8f20305cb4f10e2bf80ef00d7348e467e08e5f9c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d104970e838ee85b661585fff0b55ad159f23c8d730c6d0e96443de7a10fcf19",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-10-30T18:27:19Z",
    "title_canon_sha256": "c216e9ab64c4787d59611b9aaeb595f60f9e47619d7b3197a0bdbae86950a1c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11169",
    "kind": "arxiv",
    "version": 2
  }
}