Pith Number

pith:GJMWTQ2Y

pith:2020:GJMWTQ2YAPQVHIEUJMLTUGN3PY

not attested not anchored not stored refs pending

Optimized Processing of Localized Collisions in Projective Dynamics

Court Cutting, Eftychios Sifakis, Eric Brandt, Qisi Wang, Yutian Tao

arxiv:2008.01541 v1 · 2020-08-01 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJMWTQ2YAPQVHIEUJMLTUGN3PY}

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	2026-07-05T01:24:43.004010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

325969c35803e153a0944b173a19bb7e0d4423bc891799a0abadab2a78820df0

Aliases

arxiv: 2008.01541 · arxiv_version: 2008.01541v1 · doi: 10.48550/arxiv.2008.01541 · pith_short_12: GJMWTQ2YAPQV · pith_short_16: GJMWTQ2YAPQVHIEU · pith_short_8: GJMWTQ2Y

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/GJMWTQ2YAPQVHIEUJMLTUGN3PY \
  | 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: 325969c35803e153a0944b173a19bb7e0d4423bc891799a0abadab2a78820df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3808353671fda78e42c8b2515ff26452ebf2f30c92fe70af7990f53b16edef8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2020-08-01T23:09:01Z",
    "title_canon_sha256": "28a32caed277ade0206b68d48c271a458ff6b68b7fd5b166c779c5d58e691ca7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01541",
    "kind": "arxiv",
    "version": 1
  }
}