Pith Number

pith:HQBUGPSQ

pith:2026:HQBUGPSQDGRHOHIH6GU7GXVBAG

not attested not anchored not stored refs pending

Semi-Decentralized Multi-Spacecraft Collision Avoidance under Communication Constraints

Duncan Eddy, Grace Ra Kim, Mahdi Al-Husseini, Mykel J. Kochenderfer

arxiv:2607.26570 v1 · 2026-07-29 · 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{HQBUGPSQDGRHOHIH6GU7GXVBAG}

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	2026-07-30T01:20:55.010820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

3c03433e5019a2771d07f1a9f35ea101be8c27a0723ad344d61886f7ed9fde69

Aliases

arxiv: 2607.26570 · arxiv_version: 2607.26570v1 · doi: 10.48550/arxiv.2607.26570 · pith_short_12: HQBUGPSQDGRH · pith_short_16: HQBUGPSQDGRHOHIH · pith_short_8: HQBUGPSQ

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/HQBUGPSQDGRHOHIH6GU7GXVBAG \
  | 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: 3c03433e5019a2771d07f1a9f35ea101be8c27a0723ad344d61886f7ed9fde69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b52d87569b6b436d3434e1a66a3cda8ee582cad590c430498c94f7cbfca32d6",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-07-29T07:48:18Z",
    "title_canon_sha256": "d648376506b2cc9527631dca192712c4de8c88b849a5c870aa9785086997bb6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26570",
    "kind": "arxiv",
    "version": 1
  }
}