Pith Number

pith:TMX4X33Q

pith:2021:TMX4X33QCDGSRSCMW2G4VH4DQU

not attested not anchored not stored refs pending

HiddenCut: Simple Data Augmentation for Natural Language Understanding with Better Generalization

Dinghan Shen, Diyi Yang, Jiaao Chen, Weizhu Chen

arxiv:2106.00149 v1 · 2021-05-31 · 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{TMX4X33QCDGSRSCMW2G4VH4DQU}

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	2026-07-05T02:45:01.194209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b2fcbef7010cd28c84cb68dca9f83850c42ab1ea8f898afc6c716314a3e2c47

Aliases

arxiv: 2106.00149 · arxiv_version: 2106.00149v1 · doi: 10.48550/arxiv.2106.00149 · pith_short_12: TMX4X33QCDGS · pith_short_16: TMX4X33QCDGSRSCM · pith_short_8: TMX4X33Q

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/TMX4X33QCDGSRSCMW2G4VH4DQU \
  | 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: 9b2fcbef7010cd28c84cb68dca9f83850c42ab1ea8f898afc6c716314a3e2c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e600f698beed6c3a9afa74a067fbd17441da9868f950da4b397cc87dd1c644a9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-05-31T23:57:43Z",
    "title_canon_sha256": "7a33a1fbb124779ce76a8648298460e01191b84a4d30197f37959ddac7060c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00149",
    "kind": "arxiv",
    "version": 1
  }
}