Pith Number

pith:4RKGAAPE

pith:2021:4RKGAAPEJXV56XGWA35DQ3WYAX

not attested not anchored not stored refs pending

Human Hands as Probes for Interactive Object Understanding

Mohit Goyal, Rishabh Goyal, Sahil Modi, Saurabh Gupta

arxiv:2112.09120 v2 · 2021-12-16 · cs.CV · cs.AI · cs.LG · 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{4RKGAAPEJXV56XGWA35DQ3WYAX}

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	2026-07-05T04:12:37.690099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4546001e44debdf5cd606fa386ed805f30fd6cbc2d2f6aaa2ba01e6ec351cb2

Aliases

arxiv: 2112.09120 · arxiv_version: 2112.09120v2 · doi: 10.48550/arxiv.2112.09120 · pith_short_12: 4RKGAAPEJXV5 · pith_short_16: 4RKGAAPEJXV56XGW · pith_short_8: 4RKGAAPE

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/4RKGAAPEJXV56XGWA35DQ3WYAX \
  | 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: e4546001e44debdf5cd606fa386ed805f30fd6cbc2d2f6aaa2ba01e6ec351cb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dd2a2498101b6931537405ff90850c71ba1e300382d5daa9849c5fc6d7acbb1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-16T18:58:03Z",
    "title_canon_sha256": "d968e858102a79f75c8ad9e11022bcf4ddc033e9bd8613a8b7dbbcd477e1dae6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09120",
    "kind": "arxiv",
    "version": 2
  }
}