Pith Number

pith:26QETU7N

pith:2026:26QETU7NXG64RCIWNJ63DCOOLA

not attested not anchored not stored refs pending

Support-Safe Variational Hybrid Filtering for Contact-Mode and Sparse-Law Recovery

Marios Papamichalis, Regina Ruane

arxiv:2605.16398 v1 · 2026-05-12 · cs.RO · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{26QETU7NXG64RCIWNJ63DCOOLA}

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	2026-05-20T00:02:20.312948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7a049d3edb9bdc889166a7db189ce583e464bc43749c3e3daa2ead23d026f4a

Aliases

arxiv: 2605.16398 · arxiv_version: 2605.16398v1 · doi: 10.48550/arxiv.2605.16398 · pith_short_12: 26QETU7NXG64 · pith_short_16: 26QETU7NXG64RCIW · pith_short_8: 26QETU7N

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/26QETU7NXG64RCIWNJ63DCOOLA \
  | 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: d7a049d3edb9bdc889166a7db189ce583e464bc43749c3e3daa2ead23d026f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b30da7d2c6ef0bbad5df1fec78bde3f7820cd48f2e6674e3d6305c7c07a0523",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-05-12T18:13:35Z",
    "title_canon_sha256": "dbefd116953358b7548a5663e81feda745a0c239fe4432ebe1481d6e2045b7d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16398",
    "kind": "arxiv",
    "version": 1
  }
}