Pith Number

pith:2UQV4BJY

pith:2019:2UQV4BJYNGKFHU35662MM23J75

not attested not anchored not stored refs pending

3-D Scene Graph: A Sparse and Semantic Representation of Physical Environments for Intelligent Agents

Jin-Man Park, Jong-Hwan Kim, Taek-Jin Song, Ue-Hwan Kim

arxiv:1908.04929 v1 · 2019-08-14 · cs.CV · 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{2UQV4BJYNGKFHU35662MM23J75}

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	2026-07-04T23:55:58.292762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5215e0538699453d37df7b4c66b69ff7e6a5c1b8c3b88d1f918c9914bc39818

Aliases

arxiv: 1908.04929 · arxiv_version: 1908.04929v1 · doi: 10.48550/arxiv.1908.04929 · pith_short_12: 2UQV4BJYNGKF · pith_short_16: 2UQV4BJYNGKFHU35 · pith_short_8: 2UQV4BJY

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/2UQV4BJYNGKFHU35662MM23J75 \
  | 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: d5215e0538699453d37df7b4c66b69ff7e6a5c1b8c3b88d1f918c9914bc39818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83c6b6c526b255200e85e4d6449325ead61532d3dcfb80da7a6986bb80b430a5",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-14T02:30:05Z",
    "title_canon_sha256": "41b5bc5712037373fd95b7cb40aea3038b3ddaf8e54068f1575cefcfafc95c40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04929",
    "kind": "arxiv",
    "version": 1
  }
}