Pith Number

pith:2INJZ5AL

pith:2021:2INJZ5ALOS5TVRKLW236MRLUL3

not attested not anchored not stored refs pending

O2O-Afford: Annotation-Free Large-Scale Object-Object Affordance Learning

Fanbo Xiang, Hao Su, Kaichun Mo, Leonidas Guibas, Yuzhe Qin

arxiv:2106.15087 v2 · 2021-06-29 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2INJZ5ALOS5TVRKLW236MRLUL3}

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	2026-07-05T03:25:32.623016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d21a9cf40b74bb3ac54bb6b7e645745eeef8422631edeb259d99d5d607c011b6

Aliases

arxiv: 2106.15087 · arxiv_version: 2106.15087v2 · doi: 10.48550/arxiv.2106.15087 · pith_short_12: 2INJZ5ALOS5T · pith_short_16: 2INJZ5ALOS5TVRKL · pith_short_8: 2INJZ5AL

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/2INJZ5ALOS5TVRKLW236MRLUL3 \
  | 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: d21a9cf40b74bb3ac54bb6b7e645745eeef8422631edeb259d99d5d607c011b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c4b6390a6d7fa3400cd438757ea4834192e31d03d267bbe8b9b3d6a828cb53d",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-29T04:38:12Z",
    "title_canon_sha256": "c874de06d6d7b5e7b44dc7852b92ea629e0e5bde1030434c39c106441395d4e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15087",
    "kind": "arxiv",
    "version": 2
  }
}