Pith Number

pith:DU2Z5WS3

pith:2023:DU2Z5WS37EP4FQOT62CGYJPKDL

not attested not anchored not stored refs pending

Hydra-Multi: Collaborative Online Construction of 3D Scene Graphs with Multi-Robot Teams

Aaron Ray, Luca Carlone, Nathan Hughes, Yun Chang

arxiv:2304.13487 v1 · 2023-04-26 · 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{DU2Z5WS37EP4FQOT62CGYJPKDL}

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	2026-07-05T06:04:44.501481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d359eda5bf91fc2c1d3f6846c25ea1afbe604e910a15c4c4910e749527bf319

Aliases

arxiv: 2304.13487 · arxiv_version: 2304.13487v1 · doi: 10.48550/arxiv.2304.13487 · pith_short_12: DU2Z5WS37EP4 · pith_short_16: DU2Z5WS37EP4FQOT · pith_short_8: DU2Z5WS3

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/DU2Z5WS37EP4FQOT62CGYJPKDL \
  | 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: 1d359eda5bf91fc2c1d3f6846c25ea1afbe604e910a15c4c4910e749527bf319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6e86202409ce4fa70ef507af0fbc3561a90817ec591025779e2d27e963f14d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-04-26T12:22:40Z",
    "title_canon_sha256": "28da7e3ab01d4ccfd1a9492cbfe5fca095ab07c35bd472977bfa6bb4596a5e44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13487",
    "kind": "arxiv",
    "version": 1
  }
}