Pith Number

pith:F2HWFCIW

pith:2024:F2HWFCIW3T6RCNPKVUENGRTS2E

not attested not anchored not stored refs pending

Modular, Resilient, and Scalable System Design Approaches -- Lessons learned in the years after DARPA Subterranean Challenge

Adam Johnson, Bhaskar Vundurthy, Burhanuddin Shirose, Charles Noren, James Maier, Joshua Spisak, Matthew Travers, Prasanna Sriganesh, Rohan Chandrasekar, Ryan Darnley

arxiv:2404.17759 v1 · 2024-04-27 · 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{F2HWFCIW3T6RCNPKVUENGRTS2E}

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	2026-07-05T08:12:53.718880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8f628916dcfd1135eaad08d34672d1340537a0d7603426e9bbfaf1481ebd8c

Aliases

arxiv: 2404.17759 · arxiv_version: 2404.17759v1 · doi: 10.48550/arxiv.2404.17759 · pith_short_12: F2HWFCIW3T6R · pith_short_16: F2HWFCIW3T6RCNPK · pith_short_8: F2HWFCIW

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/F2HWFCIW3T6RCNPKVUENGRTS2E \
  | 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: 2e8f628916dcfd1135eaad08d34672d1340537a0d7603426e9bbfaf1481ebd8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e611690fb033b6c0d32d58663f87488b8d83c1339299b15129e1397849cfc123",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2024-04-27T02:26:06Z",
    "title_canon_sha256": "1b43f01f8516cef342d46ecbd8f18cd54c267d23ced79f17c118d11df1fb56e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.17759",
    "kind": "arxiv",
    "version": 1
  }
}