Pith Number

pith:UJZNGZNB

pith:2026:UJZNGZNBSZS2J43CGHJIAPLWXI

not attested not anchored not stored refs pending

ARC: Adaptive Robust Joint State and Covariance Estimation

Alexandre Hadji-Thomas, Andrew Stirling, James R. Forbes

arxiv:2606.20428 v1 · 2026-06-18 · 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{UJZNGZNBSZS2J43CGHJIAPLWXI}

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	2026-06-19T16:13:12.196075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a272d365a19665a4f36231d2803d76ba138cd05ff66161fa5b3197f3980efe81

Aliases

arxiv: 2606.20428 · arxiv_version: 2606.20428v1 · doi: 10.48550/arxiv.2606.20428 · pith_short_12: UJZNGZNBSZS2 · pith_short_16: UJZNGZNBSZS2J43C · pith_short_8: UJZNGZNB

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/UJZNGZNBSZS2J43CGHJIAPLWXI \
  | 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: a272d365a19665a4f36231d2803d76ba138cd05ff66161fa5b3197f3980efe81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35b16ee397ecf0dba11dfd163e93b0ec2f3041cc3ca8742c2edb98825d561c97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-18T16:09:50Z",
    "title_canon_sha256": "85572994f279e46fe739dec3f4679afbde8043d8a69735307206b997ce933379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20428",
    "kind": "arxiv",
    "version": 1
  }
}