Pith Number

pith:ZV7I3RCQ

pith:2019:ZV7I3RCQEAOLIAXFVYREG4GRQX

not attested not anchored not stored refs pending

Invariant Feature Mappings for Generalizing Affordance Understanding Using Regularized Metric Learning

Carl Henrik Ek, Danica Kragic, Martin Hjelm, Renaud Detry

arxiv:1901.10673 v1 · 2019-01-30 · 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{ZV7I3RCQEAOLIAXFVYREG4GRQX}

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	2026-05-17T23:55:06.333366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd7e8dc450201cb402e5ae224370d185d699c6cbc98cd97c891fb3252bbac3a1

Aliases

arxiv: 1901.10673 · arxiv_version: 1901.10673v1 · doi: 10.48550/arxiv.1901.10673 · pith_short_12: ZV7I3RCQEAOL · pith_short_16: ZV7I3RCQEAOLIAXF · pith_short_8: ZV7I3RCQ

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/ZV7I3RCQEAOLIAXFVYREG4GRQX \
  | 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: cd7e8dc450201cb402e5ae224370d185d699c6cbc98cd97c891fb3252bbac3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13ad9137f2cee65f52baf499ff7ba569cb2be0cf148c039deb1b3ac02bf94feb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-01-30T04:41:06Z",
    "title_canon_sha256": "77dda6852d1c191165d868bc9b905d9843a502a066ea9bd907e34b86a3d95d79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10673",
    "kind": "arxiv",
    "version": 1
  }
}