Pith Number

pith:J2A5WPRE

pith:2016:J2A5WPREIAFMLXH3MAA7TXFU7S

not attested not anchored not stored refs pending

3D-R2N2: A Unified Approach for Single and Multi-view 3D Object Reconstruction

Christopher B. Choy, Danfei Xu, JunYoung Gwak, Kevin Chen, Silvio Savarese

arxiv:1604.00449 v1 · 2016-04-02 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J2A5WPREIAFMLXH3MAA7TXFU7S}

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	2026-05-18T01:17:49.571365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e81db3e24400ac5dcfb6001f9dcb4fcba9c857106973d058fadecff4c59b983

Aliases

arxiv: 1604.00449 · arxiv_version: 1604.00449v1 · doi: 10.48550/arxiv.1604.00449 · pith_short_12: J2A5WPREIAFM · pith_short_16: J2A5WPREIAFMLXH3 · pith_short_8: J2A5WPRE

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/J2A5WPREIAFMLXH3MAA7TXFU7S \
  | 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: 4e81db3e24400ac5dcfb6001f9dcb4fcba9c857106973d058fadecff4c59b983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc181e26d4f5334fc20f419a10b339b1c64f9a142d6a3b0c720994ddd6f978ee",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-02T01:28:27Z",
    "title_canon_sha256": "94016929a0551f193d57abc12b4e33c12768f94b86a52d38df837c6fcfbbc497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00449",
    "kind": "arxiv",
    "version": 1
  }
}