Pith Number

pith:Z4OW2WBR

pith:2013:Z4OW2WBRN5WHXHD5KE63FLLKDY

not attested not anchored not stored refs pending

Intrinsic filtering on Lie groups with applications to attitude estimation

Axel Barrau, Silvere Bonnabel

arxiv:1310.2539 v2 · 2013-10-09 · cs.SY · cs.RO · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4OW2WBRN5WHXHD5KE63FLLKDY}

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	2026-05-18T01:20:21.435233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1d6d58316f6c7b9c7d513db2ad6a1e0c25fa2fcca2517e2756ac6c003df3df

Aliases

arxiv: 1310.2539 · arxiv_version: 1310.2539v2 · doi: 10.48550/arxiv.1310.2539 · pith_short_12: Z4OW2WBRN5WH · pith_short_16: Z4OW2WBRN5WHXHD5 · pith_short_8: Z4OW2WBR

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/Z4OW2WBRN5WHXHD5KE63FLLKDY \
  | 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: cf1d6d58316f6c7b9c7d513db2ad6a1e0c25fa2fcca2517e2756ac6c003df3df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64456c0ad3dccf8bb7bf4d3f624b31a10954ddb935b204496b6495855055f355",
    "cross_cats_sorted": [
      "cs.RO",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2013-10-09T16:32:41Z",
    "title_canon_sha256": "e79d152b0da1c2d40053691c1cafe68db137f54bcf69dafce0aaaa7aab22a879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2539",
    "kind": "arxiv",
    "version": 2
  }
}