Pith Number

pith:Q2GLUKKC

pith:2019:Q2GLUKKC3LFSQMUW6354ZJY65V

not attested not anchored not stored refs pending

An Autoencoder-based Learned Image Compressor: Description of Challenge Proposal by NCTU

Chih-Peng Chang, David Alexandre, Hsueh-Ming Hang, Wen-Hsiao Peng

arxiv:1902.07385 v1 · 2019-02-20 · 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{Q2GLUKKC3LFSQMUW6354ZJY65V}

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	2026-05-17T23:53:08.100212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

868cba2942dacb283296f6fbcca71eed74cd82f6439bbc8332de96013114bf79

Aliases

arxiv: 1902.07385 · arxiv_version: 1902.07385v1 · doi: 10.48550/arxiv.1902.07385 · pith_short_12: Q2GLUKKC3LFS · pith_short_16: Q2GLUKKC3LFSQMUW · pith_short_8: Q2GLUKKC

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/Q2GLUKKC3LFSQMUW6354ZJY65V \
  | 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: 868cba2942dacb283296f6fbcca71eed74cd82f6439bbc8332de96013114bf79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7a96cc79e1e3d3c4e0880d3c7673cfb22a9bbb4815003dcfbaceba11dafeaec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-20T03:16:55Z",
    "title_canon_sha256": "576caec00c2c969c6dbdd0b61d58adc0d2beaa4ecbf5efe6c3efbbbad55e4b7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07385",
    "kind": "arxiv",
    "version": 1
  }
}