Pith Number

pith:4E6PLFT5

pith:2016:4E6PLFT52PZ32UENJIR6QMLMVK

not attested not anchored not stored refs pending

Backprop KF: Learning Discriminative Deterministic State Estimators

Anurag Ajay, Pieter Abbeel, Sergey Levine, Tuomas Haarnoja

arxiv:1605.07148 v4 · 2016-05-23 · 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{4E6PLFT52PZ32UENJIR6QMLMVK}

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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.

Cited by

1 paper in Pith

Learned Memory Attenuation in Sage-Husa Kalman Filters for Robust UAV State Estimation

Receipt and verification

First computed	2026-05-18T00:33:59.972741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e13cf5967dd3f3bd508d4a23e8316caa87465a2691b290cec558674d43db053a

Aliases

arxiv: 1605.07148 · arxiv_version: 1605.07148v4 · doi: 10.48550/arxiv.1605.07148 · pith_short_12: 4E6PLFT52PZ3 · pith_short_16: 4E6PLFT52PZ32UEN · pith_short_8: 4E6PLFT5

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/4E6PLFT52PZ32UENJIR6QMLMVK \
  | 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: e13cf5967dd3f3bd508d4a23e8316caa87465a2691b290cec558674d43db053a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df066b95277d20960d0e601513f4369ef3e7beb615717e3bf1ba92fab6eb8b48",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-05-23T19:28:21Z",
    "title_canon_sha256": "0fe54fd98d25ad58d849f4629ea0d2dd6eb664353ae6a6ad19c9528106a00a5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07148",
    "kind": "arxiv",
    "version": 4
  }
}