Pith Number

pith:GUXKZRNV

pith:2020:GUXKZRNVVWA2FW5ZGLTVGNKXJE

not attested not anchored not stored refs pending

No Answer is Better Than Wrong Answer: A Reflection Model for Document Level Machine Reading Comprehension

Daxin Jiang, Linjun Shou, Ming Gong, Nan Duan, Xuguang Wang

arxiv:2009.12056 v2 · 2020-09-25 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUXKZRNVVWA2FW5ZGLTVGNKXJE}

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	2026-07-05T01:38:41.908697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

352eacc5b5ad81a2dbb932e75335574904376ca1ee60f440c738ea4c0b9afb95

Aliases

arxiv: 2009.12056 · arxiv_version: 2009.12056v2 · doi: 10.48550/arxiv.2009.12056 · pith_short_12: GUXKZRNVVWA2 · pith_short_16: GUXKZRNVVWA2FW5Z · pith_short_8: GUXKZRNV

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/GUXKZRNVVWA2FW5ZGLTVGNKXJE \
  | 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: 352eacc5b5ad81a2dbb932e75335574904376ca1ee60f440c738ea4c0b9afb95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b61ebb664e6af0a9f22900910682f869006c86c44ef39c56cc2b712914e435",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-09-25T06:57:52Z",
    "title_canon_sha256": "d1881182c85857cf3a987ee1792caa0e46ce38b9423d8b3d6ae3ba13fdcc1c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.12056",
    "kind": "arxiv",
    "version": 2
  }
}