Pith Number

pith:QQL5QKAH

pith:2019:QQL5QKAHZF5YL67DFXP2S3MXH4

not attested not anchored not stored refs pending

Hierarchy Denoising Recursive Autoencoders for 3D Scene Layout Prediction

Angel Xuan Chang, Kai Xu, Manolis Savva, Yifei Shi, Zhelun Wu

arxiv:1903.03757 v2 · 2019-03-09 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQL5QKAHZF5YL67DFXP2S3MXH4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:48:54.862367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8417d82807c97b85fbe32ddfa96d973f238660de1d720271b3e30735ab492e03

Aliases

arxiv: 1903.03757 · arxiv_version: 1903.03757v2 · doi: 10.48550/arxiv.1903.03757 · pith_short_12: QQL5QKAHZF5Y · pith_short_16: QQL5QKAHZF5YL67D · pith_short_8: QQL5QKAH

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/QQL5QKAHZF5YL67DFXP2S3MXH4 \
  | 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: 8417d82807c97b85fbe32ddfa96d973f238660de1d720271b3e30735ab492e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33b5b46405ed058e1750306c5cc83ba767631b840b5019dc1f2f9b79110e1b49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-09T07:56:21Z",
    "title_canon_sha256": "838eea8a2705426a11d1346b6dbd88bbd5c589f3bf3430664a7b02bbd0f3d0a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03757",
    "kind": "arxiv",
    "version": 2
  }
}