Pith Number

pith:I7A733G3

pith:2019:I7A733G3ALXGOO74MWXJODDSFY

not attested not anchored not stored refs pending

Learning to Identify Object Instances by Touch: Tactile Recognition via Multimodal Matching

Justin Lin, Roberto Calandra, Sergey Levine

arxiv:1903.03591 v1 · 2019-03-08 · cs.RO · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7A733G3ALXGOO74MWXJODDSFY}

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	2026-05-17T23:51:45.091582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c1fdecdb02ee673bfc65ae970c722e28b40628eff3d821ae9cfbb8324209a5

Aliases

arxiv: 1903.03591 · arxiv_version: 1903.03591v1 · doi: 10.48550/arxiv.1903.03591 · pith_short_12: I7A733G3ALXG · pith_short_16: I7A733G3ALXGOO74 · pith_short_8: I7A733G3

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/I7A733G3ALXGOO74MWXJODDSFY \
  | 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: 47c1fdecdb02ee673bfc65ae970c722e28b40628eff3d821ae9cfbb8324209a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0db23ca886d0860ab95c7f73afad14543aacf995276818096ccb912d6623ddf0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-03-08T18:18:16Z",
    "title_canon_sha256": "9c31e767763d1bcc60cfd671bfedcb91403b1877d00cdca1ce9734c6bd0061e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03591",
    "kind": "arxiv",
    "version": 1
  }
}