Pith Number

pith:7U3C5H5B

pith:2015:7U3C5H5B73UHKY3MDHW4XG2BVK

not attested not anchored not stored refs pending

Second-Order Recursive Filtering on the Rigid-Motion Lie Group SE(3) Based on Nonlinear Observations

Andreas Neufeld, Christoph Schn\"orr, Florian Becker, Frank Lenzen, Johannes Berger

arxiv:1507.06810 v1 · 2015-07-24 · 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{7U3C5H5B73UHKY3MDHW4XG2BVK}

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	2026-05-18T01:36:21.962341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd362e9fa1fee875636c19edcb9b41aa89eeda22bb9101a492c60ece76d3134e

Aliases

arxiv: 1507.06810 · arxiv_version: 1507.06810v1 · doi: 10.48550/arxiv.1507.06810 · pith_short_12: 7U3C5H5B73UH · pith_short_16: 7U3C5H5B73UHKY3M · pith_short_8: 7U3C5H5B

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/7U3C5H5B73UHKY3MDHW4XG2BVK \
  | 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: fd362e9fa1fee875636c19edcb9b41aa89eeda22bb9101a492c60ece76d3134e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b63a67c04d083c0ec070283f4ec438f3d1a048f10959280d3360b9ede61ada7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-07-24T10:56:36Z",
    "title_canon_sha256": "670dedf5a62f4d72fe9f0adf13cd0c40a44a247788815fc0ca1ce194b04a58b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06810",
    "kind": "arxiv",
    "version": 1
  }
}