Pith Number

pith:RIRM4QJB

pith:2018:RIRM4QJBNENCDYRYW3VNJHOEJZ

not attested not anchored not stored refs pending

Object segmentation in depth maps with one user click and a synthetically trained fully convolutional network

Emmanuel Dellandr\'ea, Florian Sella, Liming Chen, Matthieu Grard, Romain Br\'egier

arxiv:1801.01281 v2 · 2018-01-04 · cs.CV · 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{RIRM4QJBNENCDYRYW3VNJHOEJZ}

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	2026-05-18T00:05:05.366474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a22ce4121691a21e238b6ead49dc44e719c3131f8a4de556c7d4f9cb6cbd462

Aliases

arxiv: 1801.01281 · arxiv_version: 1801.01281v2 · doi: 10.48550/arxiv.1801.01281 · pith_short_12: RIRM4QJBNENC · pith_short_16: RIRM4QJBNENCDYRY · pith_short_8: RIRM4QJB

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/RIRM4QJBNENCDYRYW3VNJHOEJZ \
  | 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: 8a22ce4121691a21e238b6ead49dc44e719c3131f8a4de556c7d4f9cb6cbd462

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2292f4e4786e57d3bea5a045b964cf8f1791a99cc0b90afbfbc0445191d7a8f",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-04T09:13:20Z",
    "title_canon_sha256": "bc5a9b4d4370e7db53615571696e68542e16c205d93ee728a6e16a027d53f568"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01281",
    "kind": "arxiv",
    "version": 2
  }
}