Pith Number

pith:T6MYQI46

pith:2018:T6MYQI46YPNJVKSRVNY2AD2YYO

not attested not anchored not stored refs pending

Retrieve-and-Read: Multi-task Learning of Information Retrieval and Reading Comprehension

Atsushi Otsuka, Hisako Asano, Itsumi Saito, Junji Tomita, Kyosuke Nishida

arxiv:1808.10628 v1 · 2018-08-31 · 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{T6MYQI46YPNJVKSRVNY2AD2YYO}

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	2026-05-18T00:06:45.197208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f9988239ec3da9aaa51ab71a00f58c3b6c36db21d50a17eb1bc42d7995aa10d

Aliases

arxiv: 1808.10628 · arxiv_version: 1808.10628v1 · doi: 10.48550/arxiv.1808.10628 · pith_short_12: T6MYQI46YPNJ · pith_short_16: T6MYQI46YPNJVKSR · pith_short_8: T6MYQI46

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/T6MYQI46YPNJVKSRVNY2AD2YYO \
  | 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: 9f9988239ec3da9aaa51ab71a00f58c3b6c36db21d50a17eb1bc42d7995aa10d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99772d27447428ed30cfeff74fb4232dbbccc412f67103e401d6017e0a522400",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-31T08:22:12Z",
    "title_canon_sha256": "94ef0db04dcfe4daec92fd7e07c9a05e5abf61ac36da7bf867a70d8b6ced62c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10628",
    "kind": "arxiv",
    "version": 1
  }
}