Pith Number

pith:TPRX4LO7

pith:2019:TPRX4LO7Q66FXJSYEIF27YBB2T

not attested not anchored not stored refs pending

AVT: Unsupervised Learning of Transformation Equivariant Representations by Autoencoding Variational Transformations

Chang Wen Chen, Guo-jun Qi, Liheng Zhang, Qi Tian

arxiv:1903.10863 v3 · 2019-03-23 · 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{TPRX4LO7Q66FXJSYEIF27YBB2T}

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	2026-05-17T23:39:54.497925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9be37e2ddf87bc5ba658220bafe021d4ebb72c0e3b6dbdbb07a78fdb45d75b2b

Aliases

arxiv: 1903.10863 · arxiv_version: 1903.10863v3 · doi: 10.48550/arxiv.1903.10863 · pith_short_12: TPRX4LO7Q66F · pith_short_16: TPRX4LO7Q66FXJSY · pith_short_8: TPRX4LO7

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/TPRX4LO7Q66FXJSYEIF27YBB2T \
  | 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: 9be37e2ddf87bc5ba658220bafe021d4ebb72c0e3b6dbdbb07a78fdb45d75b2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "267fae38f8ac099550b44a876ab37344f3ac168dfda3a4b44c38432a19e029d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-23T21:31:10Z",
    "title_canon_sha256": "83487ae351e96c19fb8ee85a51658206c99d7ce63783429df4b03c1a767a716f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10863",
    "kind": "arxiv",
    "version": 3
  }
}