Pith Number

pith:I6MZCAJF

pith:2017:I6MZCAJFE6BBHB6W2SACBQEQ67

not attested not anchored not stored refs pending

Question Answering through Transfer Learning from Large Fine-grained Supervision Data

Hannaneh Hajishirzi, Minjoon Seo, Sewon Min

arxiv:1702.02171 v6 · 2017-02-07 · 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{I6MZCAJFE6BBHB6W2SACBQEQ67}

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	2026-05-18T00:12:45.913171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

479991012527821387d6d48020c090f7db09f93312ad6766ac328d90cb98f2c5

Aliases

arxiv: 1702.02171 · arxiv_version: 1702.02171v6 · doi: 10.48550/arxiv.1702.02171 · pith_short_12: I6MZCAJFE6BB · pith_short_16: I6MZCAJFE6BBHB6W · pith_short_8: I6MZCAJF

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/I6MZCAJFE6BBHB6W2SACBQEQ67 \
  | 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: 479991012527821387d6d48020c090f7db09f93312ad6766ac328d90cb98f2c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c5c1ef148d5a782d2c614f60d81d6413dfd4d6611b92abd036b55ceebf95fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-02-07T19:22:06Z",
    "title_canon_sha256": "1df5910d0cdca2d237be2eb6821df5a7a4e5c88b618b283e461962ae9e99c32c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02171",
    "kind": "arxiv",
    "version": 6
  }
}