Pith Number

pith:VHX5GZVE

pith:2019:VHX5GZVEAZUS6HQIIZLNECORKA

not attested not anchored not stored refs pending

Progressive Transfer Learning

Deng Cai, Dong Shen, Jianqiang Huang, Xian-Sheng Hua, Zhengxu Yu, Zhongming Jin

arxiv:1908.02492 v3 · 2019-08-07 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHX5GZVEAZUS6HQIIZLNECORKA}

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	2026-07-05T01:49:34.993237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9efd366a406692f1e084656d209d15024eb756a62de7abdbecb627efad2eac2

Aliases

arxiv: 1908.02492 · arxiv_version: 1908.02492v3 · doi: 10.48550/arxiv.1908.02492 · pith_short_12: VHX5GZVEAZUS · pith_short_16: VHX5GZVEAZUS6HQI · pith_short_8: VHX5GZVE

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/VHX5GZVEAZUS6HQIIZLNECORKA \
  | 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: a9efd366a406692f1e084656d209d15024eb756a62de7abdbecb627efad2eac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a60fd6c9b53bee203f19d66680fa2afc48fea16390911f6bab9eac92cdcb1b7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-07T08:52:26Z",
    "title_canon_sha256": "3ed9f296a9f4f11daef80e78293582fcfbad827ee15e4bb7a7e828ed914379ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02492",
    "kind": "arxiv",
    "version": 3
  }
}