Pith Number

pith:VFGX3SKW

pith:2019:VFGX3SKWCCEOZHERBYCWXE3TON

not attested not anchored not stored refs pending

BERT Post-Training for Review Reading Comprehension and Aspect-based Sentiment Analysis

Bing Liu, Hu Xu, Lei Shu, Philip S. Yu

arxiv:1904.02232 v2 · 2019-04-03 · 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{VFGX3SKWCCEOZHERBYCWXE3TON}

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.

Cited by

1 paper in Pith

To Tune or Not To Tune? How About the Best of Both Worlds?

Receipt and verification

First computed	2026-05-17T23:47:01.501864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94d7dc9561088ec9c910e056b93737344399214aadc8b01ffe1972b54b9248a

Aliases

arxiv: 1904.02232 · arxiv_version: 1904.02232v2 · doi: 10.48550/arxiv.1904.02232 · pith_short_12: VFGX3SKWCCEO · pith_short_16: VFGX3SKWCCEOZHER · pith_short_8: VFGX3SKW

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/VFGX3SKWCCEOZHERBYCWXE3TON \
  | 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: a94d7dc9561088ec9c910e056b93737344399214aadc8b01ffe1972b54b9248a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0effb919864db4cebe82c91c68c709c1788268ea25c2cea4b14eb9b177606d33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-03T20:29:10Z",
    "title_canon_sha256": "93c60a5f94c5b3bd208d2a276bc1a6047b08ede61b2b49f824945683385fdebb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02232",
    "kind": "arxiv",
    "version": 2
  }
}