Pith Number

pith:O2ADIO7M

pith:2020:O2ADIO7M22YCGFMXR5PZ5PASO2

not attested not anchored not stored refs pending

Learning Collision-Free Space Detection from Stereo Images: Homography Matrix Brings Better Data Augmentation

Hengli Wang, Jin Wu, Lei Qiao, Ming Liu, Mohammud Junaid Bocus, Peide Cai, Rui Fan

arxiv:2012.07890 v3 · 2020-12-14 · cs.RO · 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{O2ADIO7M22YCGFMXR5PZ5PASO2}

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	2026-07-05T02:22:39.933328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7680343becd6b02315978f5f9ebc1276a6a46b0be38382f05cba345d9815cfe9

Aliases

arxiv: 2012.07890 · arxiv_version: 2012.07890v3 · doi: 10.48550/arxiv.2012.07890 · pith_short_12: O2ADIO7M22YC · pith_short_16: O2ADIO7M22YCGFMX · pith_short_8: O2ADIO7M

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/O2ADIO7M22YCGFMXR5PZ5PASO2 \
  | 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: 7680343becd6b02315978f5f9ebc1276a6a46b0be38382f05cba345d9815cfe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e82643db06591e35124a875ff58c092d2915aaab9251b876da4a7855f7fbe49",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2020-12-14T19:14:35Z",
    "title_canon_sha256": "995b9de17a2a01f12e7e0210622e46ed1749e59980a5e12b32da4486f286cc32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07890",
    "kind": "arxiv",
    "version": 3
  }
}