Pith Number

pith:YMFMDBG5

pith:2019:YMFMDBG56VDBUM63HLAQ4CP2C3

not attested not anchored not stored refs pending

Time optimal control in presence of moving obstacles for a Dubins airplane

B. Bidabad, M. Najafpour, Z. Fathi

arxiv:1902.09753 v1 · 2019-02-26 · 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{YMFMDBG56VDBUM63HLAQ4CP2C3}

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	2026-05-17T23:52:35.451142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c30ac184ddf5461a33db3ac10e09fa16d52193d08c436262ca64d3bd3d161258

Aliases

arxiv: 1902.09753 · arxiv_version: 1902.09753v1 · doi: 10.48550/arxiv.1902.09753 · pith_short_12: YMFMDBG56VDB · pith_short_16: YMFMDBG56VDBUM63 · pith_short_8: YMFMDBG5

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/YMFMDBG56VDBUM63HLAQ4CP2C3 \
  | 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: c30ac184ddf5461a33db3ac10e09fa16d52193d08c436262ca64d3bd3d161258

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e103d80a2e2d6a78241ceaf08428c4ea9ea8db73bfa9de7623eef1d42cb1eff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-26T06:38:58Z",
    "title_canon_sha256": "f50081418a7e95019ec4d1a9dbc071ad1da1eea64b66d35f070ad9002e61ee73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09753",
    "kind": "arxiv",
    "version": 1
  }
}