Pith Number

pith:OOKCMCFB

pith:2021:OOKCMCFB56VDB3GL2JVFI6QHOI

not attested not anchored not stored refs pending

DiffCloth: Differentiable Cloth Simulation with Dry Frictional Contact

Jie Xu, Kui Wu, Tao Du, Wojciech Matusik, Yifei Li

arxiv:2106.05306 v3 · 2021-06-09 · cs.GR · 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{OOKCMCFB56VDB3GL2JVFI6QHOI}

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	2026-07-05T04:40:45.361304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73942608a1efaa30eccbd26a547a077227da37406b855177e5ac000fb5f3808c

Aliases

arxiv: 2106.05306 · arxiv_version: 2106.05306v3 · doi: 10.48550/arxiv.2106.05306 · pith_short_12: OOKCMCFB56VD · pith_short_16: OOKCMCFB56VDB3GL · pith_short_8: OOKCMCFB

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/OOKCMCFB56VDB3GL2JVFI6QHOI \
  | 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: 73942608a1efaa30eccbd26a547a077227da37406b855177e5ac000fb5f3808c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4175302a27bd0806ae3d24a9709c322894b92287a520773a8f09a43652e49758",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2021-06-09T18:02:10Z",
    "title_canon_sha256": "ea40d6c6b760024cf1dccbc49248a3c4150b923c31d652276967b77ee87b17a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.05306",
    "kind": "arxiv",
    "version": 3
  }
}