Pith Number

pith:NFYDEDVI

pith:2021:NFYDEDVICDUTJ3APSHFGBBI6AC

not attested not anchored not stored refs pending

Brax -- A Differentiable Physics Engine for Large Scale Rigid Body Simulation

Anton Raichuk, C. Daniel Freeman, Erik Frey, Igor Mordatch, Olivier Bachem, Sertan Girgin

arxiv:2106.13281 v1 · 2021-06-24 · 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{NFYDEDVICDUTJ3APSHFGBBI6AC}

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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

34 papers in Pith

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Backpropagating Through Simulation: Analytic Policy Gradients for Sample and Learning Efficient Differentiable Continuous Control

Integrating Mechanistic and Data-Driven Models for Neurological Disorders through Differentiable Programming

Receipt and verification

First computed	2026-07-05T02:52:17.814394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6970320ea810e934ec0f91ca60851e00a083112a37f2e1066428d06b0f3053b8

Aliases

arxiv: 2106.13281 · arxiv_version: 2106.13281v1 · doi: 10.48550/arxiv.2106.13281 · pith_short_12: NFYDEDVICDUT · pith_short_16: NFYDEDVICDUTJ3AP · pith_short_8: NFYDEDVI

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/NFYDEDVICDUTJ3APSHFGBBI6AC \
  | 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: 6970320ea810e934ec0f91ca60851e00a083112a37f2e1066428d06b0f3053b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8caf075f9b1855de1ffe72682446bc1a10e50de06d7706affa5329782fa1d6f1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-06-24T19:09:12Z",
    "title_canon_sha256": "7649156f722501771f0fdeadb18f2c9b8a789b9d3c969da81df211bd4cb78f9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13281",
    "kind": "arxiv",
    "version": 1
  }
}