Pith Number

pith:UO47QQSS

pith:2018:UO47QQSSVKWIMG5FFV7CJTIH4R

not attested not anchored not stored refs pending

Obstacle Avoidance Problem for Second Degree Nonholonomic Systems

Alexander Zuyev, Victoria Grushkovskaya

arxiv:1811.09120 v1 · 2018-11-22 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UO47QQSSVKWIMG5FFV7CJTIH4R}

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	2026-05-17T23:54:34.015551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3b9f84252aaac861ba52d7e24cd07e47276a7db0954d81e58fd6c25dab78abf

Aliases

arxiv: 1811.09120 · arxiv_version: 1811.09120v1 · doi: 10.48550/arxiv.1811.09120 · pith_short_12: UO47QQSSVKWI · pith_short_16: UO47QQSSVKWIMG5F · pith_short_8: UO47QQSS

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/UO47QQSSVKWIMG5FFV7CJTIH4R \
  | 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: a3b9f84252aaac861ba52d7e24cd07e47276a7db0954d81e58fd6c25dab78abf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7022dd15d021aca7d009e4373032365e779e5978fefeac050738fe9da54f99ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-11-22T11:26:05Z",
    "title_canon_sha256": "b1f3f34c39d7532ae9eea4c974a019d2792d0639fc961db4b94c5e94f450c748"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09120",
    "kind": "arxiv",
    "version": 1
  }
}