Pith Number

pith:VZN6RC3E

pith:2019:VZN6RC3EGDHNMMITZ2OKRDYOPU

not attested not anchored not stored refs pending

Exploring Neural Net Augmentation to BERT for Question Answering on SQUAD 2.0

Suhas Gupta

arxiv:1908.01767 v3 · 2019-08-04 · cs.CL · cs.AI · 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{VZN6RC3EGDHNMMITZ2OKRDYOPU}

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	2026-07-05T00:46:31.981437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae5be88b6430ced63113ce9ca88f0e7d2bd5bdb7db7f0582ef85088f78d17537

Aliases

arxiv: 1908.01767 · arxiv_version: 1908.01767v3 · doi: 10.48550/arxiv.1908.01767 · pith_short_12: VZN6RC3EGDHN · pith_short_16: VZN6RC3EGDHNMMIT · pith_short_8: VZN6RC3E

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/VZN6RC3EGDHNMMITZ2OKRDYOPU \
  | 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: ae5be88b6430ced63113ce9ca88f0e7d2bd5bdb7db7f0582ef85088f78d17537

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e512caad88d9b789c7a926309358ce97e40a8a7f17acae62af016e639dacd5f2",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-04T16:48:24Z",
    "title_canon_sha256": "b41a0407e37ded8828fa3a3716c544970529585ced3ed08104b754e470a99479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01767",
    "kind": "arxiv",
    "version": 3
  }
}