Pith Number

pith:KT4UYVVG

pith:2022:KT4UYVVGUGJW3XU63DZCHXMPQ3

not attested not anchored not stored refs pending

Physical Design using Differentiable Learned Simulators

Alvaro Sanchez-Gonzalez, Jessica Hamrick, Kelsey R. Allen, Kimberly Stachenfeld, Peter Battaglia, Tatiana Lopez-Guevara, Tobias Pfaff

arxiv:2202.00728 v1 · 2022-02-01 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KT4UYVVGUGJW3XU63DZCHXMPQ3}

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.

Cited by

1 paper in Pith

Photons x Force: Differentiable Radiation Pressure Modeling

Receipt and verification

First computed	2026-07-05T03:53:26.817014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54f94c56a6a1936dde9ed8f223dd8f86c9efc800a8373b299ee315d17746e957

Aliases

arxiv: 2202.00728 · arxiv_version: 2202.00728v1 · doi: 10.48550/arxiv.2202.00728 · pith_short_12: KT4UYVVGUGJW · pith_short_16: KT4UYVVGUGJW3XU6 · pith_short_8: KT4UYVVG

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/KT4UYVVGUGJW3XU63DZCHXMPQ3 \
  | 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: 54f94c56a6a1936dde9ed8f223dd8f86c9efc800a8373b299ee315d17746e957

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42c49ee0bf9b87dc3c7eb8e57bacff17f03be431e417c4fcc5119605714a5b15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-01T19:56:39Z",
    "title_canon_sha256": "06917412ed866dedf04f021fd17f5bd26f0a7402df64637ac8732188214e9278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00728",
    "kind": "arxiv",
    "version": 1
  }
}