Pith Number

pith:WFNNVNSX

pith:2025:WFNNVNSX5GDYJSELHWZRCRFYHU

not attested not anchored not stored refs pending

Observer Design for Optical Flow-Based Visual-Inertial Odometry with Almost-Global Convergence

Minh-Duc Hua, Soulaimane Berkane, Tarek Bouazza, Tarek Hamel

arxiv:2508.21163 v1 · 2025-08-28 · 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{WFNNVNSX5GDYJSELHWZRCRFYHU}

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	2026-07-05T12:01:29.128778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b15adab657e98784c88b3db31144b83d10e6d55b863d5888e279778342ba4393

Aliases

arxiv: 2508.21163 · arxiv_version: 2508.21163v1 · doi: 10.48550/arxiv.2508.21163 · pith_short_12: WFNNVNSX5GDY · pith_short_16: WFNNVNSX5GDYJSEL · pith_short_8: WFNNVNSX

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/WFNNVNSX5GDYJSELHWZRCRFYHU \
  | 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: b15adab657e98784c88b3db31144b83d10e6d55b863d5888e279778342ba4393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cf401300178e6ffe4daa359dc71711ccbd623f91b3edc7c3b73430c24e2089a",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-08-28T18:55:16Z",
    "title_canon_sha256": "3702ec1aed5c1ab07538c8ceb8f2880619c7b514cad2d55f1f972227f541521e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.21163",
    "kind": "arxiv",
    "version": 1
  }
}