Pith Number

pith:7FGF6ENJ

pith:2026:7FGF6ENJRT6MEEPXARWKQDXGLV

not attested not anchored not stored refs pending

Efficient Learning of Deep State Space Models via Importance Smoothing

John-Joseph Brady, Nikolas Nusken, Yunpeng Li

arxiv:2605.21108 v1 · 2026-05-20 · cs.LG · 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{7FGF6ENJRT6MEEPXARWKQDXGLV}

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	2026-05-21T01:05:37.798999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f94c5f11a98cfcc211f7046ca80ee65d7fd91258dccce1d395785377bd7f5680

Aliases

arxiv: 2605.21108 · arxiv_version: 2605.21108v1 · doi: 10.48550/arxiv.2605.21108 · pith_short_12: 7FGF6ENJRT6M · pith_short_16: 7FGF6ENJRT6MEEPX · pith_short_8: 7FGF6ENJ

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/7FGF6ENJRT6MEEPXARWKQDXGLV \
  | 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: f94c5f11a98cfcc211f7046ca80ee65d7fd91258dccce1d395785377bd7f5680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "247b8cac77fa738d7d2effa924d448e3e2c89c2f41ae50cb6b19ee876f05ed7d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-20T12:41:50Z",
    "title_canon_sha256": "e0a57cc3499b771904293ca83fa3729579bf02ae950563cec5d041e5773eedad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21108",
    "kind": "arxiv",
    "version": 1
  }
}