Pith Number

pith:7BYWBK52

pith:2025:7BYWBK52EOXB4KRUF6FDWMMPRS

not attested not anchored not stored refs pending

Dependency Chain Analysis of ROS 2 DDS QoS Policies: From Lifecycle Tutorial to Static Verification

Junha Kang, Kyung-Joon Park, Sanghoon Lee

arxiv:2509.03381 v1 · 2025-09-03 · cs.NI · 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{7BYWBK52EOXB4KRUF6FDWMMPRS}

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

3 papers in Pith

The Three Dimensions of ROS 2 Middleware

ros2probe: Non-intrusive, Kernel-selective Observability for Robot Operating System 2 Middleware

Harness Engineering for Physical AI: Robot Middleware Is the Harness Layer

Receipt and verification

First computed	2026-07-05T12:04:21.587215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f87160abba23ae1e2a342f8a3b318f8cb587f12ee4c9f4bf0cdc737e28440f20

Aliases

arxiv: 2509.03381 · arxiv_version: 2509.03381v1 · doi: 10.48550/arxiv.2509.03381 · pith_short_12: 7BYWBK52EOXB · pith_short_16: 7BYWBK52EOXB4KRU · pith_short_8: 7BYWBK52

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/7BYWBK52EOXB4KRUF6FDWMMPRS \
  | 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: f87160abba23ae1e2a342f8a3b318f8cb587f12ee4c9f4bf0cdc737e28440f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96523e6947c9e45ffc348aeb6f6f02813862d8d936cddf291fa96044574efb85",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2025-09-03T14:57:21Z",
    "title_canon_sha256": "a4146d5943ea0f562e50d5f8a716f92f7740c14455ddc3b1bda195d54fb9f768"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03381",
    "kind": "arxiv",
    "version": 1
  }
}