Pith Number

pith:4SVTVFKX

pith:2018:4SVTVFKXLDQ2M472VFKVUBAT5D

not attested not anchored not stored refs pending

Rigid Body Dynamic Simulation with Multiple Convex Contact Patches

Jiayin Xie, Nilanjan Chakraborty

arxiv:1809.05555 v1 · 2018-09-14 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SVTVFKXLDQ2M472VFKVUBAT5D}

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	2026-05-18T00:05:40.672354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ab3a955758e1a673faa9555a0413e8c70f249145599106b87d04d5bc44ca68

Aliases

arxiv: 1809.05555 · arxiv_version: 1809.05555v1 · doi: 10.48550/arxiv.1809.05555 · pith_short_12: 4SVTVFKXLDQ2 · pith_short_16: 4SVTVFKXLDQ2M472 · pith_short_8: 4SVTVFKX

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/4SVTVFKXLDQ2M472VFKVUBAT5D \
  | 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: e4ab3a955758e1a673faa9555a0413e8c70f249145599106b87d04d5bc44ca68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee37efb620ddf93ab6f8971535f664cd1959b07a23cda6bf18489aa6db387fb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-09-14T18:17:45Z",
    "title_canon_sha256": "bb4dfd4edf697d097a16db304244b9a876f4bf2590720a2c235f1bb401a86946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05555",
    "kind": "arxiv",
    "version": 1
  }
}