Pith Number

pith:J53VC5RZ

pith:2019:J53VC5RZOZX3WXUEF3FJHLC7E5

not attested not anchored not stored refs pending

ERNIE 2.0: A Continual Pre-training Framework for Language Understanding

HaiFeng Wang, Hao Tian, Hua Wu, Shikun Feng, Shuohuan Wang, Yukun Li, Yu Sun

arxiv:1907.12412 v2 · 2019-07-29 · 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{J53VC5RZOZX3WXUEF3FJHLC7E5}

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	2026-07-05T00:20:53.714365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f77517639766fbb5e842eca93ac5f274bdad2a444e7cf00cb9f3663b37cef57

Aliases

arxiv: 1907.12412 · arxiv_version: 1907.12412v2 · doi: 10.48550/arxiv.1907.12412 · pith_short_12: J53VC5RZOZX3 · pith_short_16: J53VC5RZOZX3WXUE · pith_short_8: J53VC5RZ

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/J53VC5RZOZX3WXUEF3FJHLC7E5 \
  | 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: 4f77517639766fbb5e842eca93ac5f274bdad2a444e7cf00cb9f3663b37cef57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55a5c78e071c7988bb9d1c241ba5169f770bc753d2d9cdc3c9cf942dbecb4847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-29T13:25:37Z",
    "title_canon_sha256": "6e39787372273f2c9273115f42feb11018673a7263c228c59a059433f8cdd369"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.12412",
    "kind": "arxiv",
    "version": 2
  }
}