Pith Number

pith:3PNDUMJL

pith:2017:3PNDUMJLFFGAESQB6EQ7WMNP2J

not attested not anchored not stored refs pending

Unsupervised Object Discovery and Segmentation of RGBD-images

Johan Ekekrantz, John Folkesson, Nils Bore, Patric Jensfelt, Rares Ambrus

arxiv:1710.06929 v1 · 2017-10-18 · 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{3PNDUMJLFFGAESQB6EQ7WMNP2J}

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	2026-05-18T00:32:27.650436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbda3a312b294c024a01f121fb31afd2724c499ff43fde854aedcc4024d472bf

Aliases

arxiv: 1710.06929 · arxiv_version: 1710.06929v1 · doi: 10.48550/arxiv.1710.06929 · pith_short_12: 3PNDUMJLFFGA · pith_short_16: 3PNDUMJLFFGAESQB · pith_short_8: 3PNDUMJL

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/3PNDUMJLFFGAESQB6EQ7WMNP2J \
  | 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: dbda3a312b294c024a01f121fb31afd2724c499ff43fde854aedcc4024d472bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e6c6b0541bdbcf5be131bc3492e95d757faf0644391fafb43c625ce65b93f1d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2017-10-18T20:33:48Z",
    "title_canon_sha256": "fb3d975f29c877a66cd4f1f921505d37e4e909f9a24620e28c951f0b36bf65cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06929",
    "kind": "arxiv",
    "version": 1
  }
}