Pith Number

pith:4A4PF6YY

pith:2021:4A4PF6YY5JZHWAKU44F34D3WVG

not attested not anchored not stored refs pending

Towards Automated Sample Collection and Return in Extreme Underwater Environments

Gideon Billings, Matthew Johnson-Roberson, Matthew Walter, Oscar Pizarro, Richard Camilli

arxiv:2112.15127 v1 · 2021-12-30 · cs.RO · cs.SY · eess.SY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4A4PF6YY5JZHWAKU44F34D3WVG}

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.

Cited by

1 paper in Pith

Enhancing Situational Awareness in Underwater Robotics with Multi-modal Spatial Perception

Receipt and verification

First computed	2026-07-05T03:44:37.019283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e038f2fb18ea727b0154e70bbe0f76a98443d3919b007eb5a10c38d80283d4ad

Aliases

arxiv: 2112.15127 · arxiv_version: 2112.15127v1 · doi: 10.48550/arxiv.2112.15127 · pith_short_12: 4A4PF6YY5JZH · pith_short_16: 4A4PF6YY5JZHWAKU · pith_short_8: 4A4PF6YY

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/4A4PF6YY5JZHWAKU44F34D3WVG \
  | 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: e038f2fb18ea727b0154e70bbe0f76a98443d3919b007eb5a10c38d80283d4ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "295f96c6d03a715bb3b27e59e1080745bb38216290514ea6fe1a5a018a903253",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-12-30T16:51:25Z",
    "title_canon_sha256": "af6f44ba291670e496bb058aab071503a45f46c137ff4cb66246a70390e39df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.15127",
    "kind": "arxiv",
    "version": 1
  }
}