Pith Number

pith:KY3JXFAS

pith:2025:KY3JXFASUSS4B4X5KERQ2BBTQC

not attested not anchored not stored refs pending

Certifiable Alignment of GNSS and Local Frames via Lagrangian Duality

Baoshan Song, Chunxi Xia, Li-Ta Hsu, Matthew Giamou, Penggao Yan

arxiv:2512.20931 v2 · 2025-12-24 · 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{KY3JXFASUSS4B4X5KERQ2BBTQC}

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	2026-05-20T01:06:07.589110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56369b9412a4a5c0f2fd51230d043380931f233a5af98269536c9e855e935a0a

Aliases

arxiv: 2512.20931 · arxiv_version: 2512.20931v2 · doi: 10.48550/arxiv.2512.20931 · pith_short_12: KY3JXFASUSS4 · pith_short_16: KY3JXFASUSS4B4X5 · pith_short_8: KY3JXFAS

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/KY3JXFASUSS4B4X5KERQ2BBTQC \
  | 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: 56369b9412a4a5c0f2fd51230d043380931f233a5af98269536c9e855e935a0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65d20cd8859f4fb9b3f4e333c636198a39b345767d0169d56ec7542b1b40a82b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-12-24T04:24:33Z",
    "title_canon_sha256": "8e0ba770c85137fb48188e123ab22d6a9cb43c968140f974aa2a7dd25954574b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.20931",
    "kind": "arxiv",
    "version": 2
  }
}