Pith Number

pith:3RS7IGNW

pith:2018:3RS7IGNWNU4YLGG2ZCI4EYBFVJ

not attested not anchored not stored refs pending

Optimal Two-impulse Space Interception with Multi-constraints

Junyan Xu, Li Xie, Yiqun Zhang

arxiv:1807.00285 v1 · 2018-07-01 · math.OC · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3RS7IGNWNU4YLGG2ZCI4EYBFVJ}

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	2026-06-04T19:12:05.110485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc65f419b66d398598dac891c26025aa7c012911daa2029a2d0e44245447d773

Aliases

arxiv: 1807.00285 · arxiv_version: 1807.00285v1 · doi: 10.48550/arxiv.1807.00285 · pith_short_12: 3RS7IGNWNU4Y · pith_short_16: 3RS7IGNWNU4YLGG2 · pith_short_8: 3RS7IGNW

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/3RS7IGNWNU4YLGG2ZCI4EYBFVJ \
  | 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: dc65f419b66d398598dac891c26025aa7c012911daa2029a2d0e44245447d773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c034f48f4c7c5281cc57631631d69c31c4d4a3a03caa1aeb36ca884f820bbf8",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-07-01T07:15:53Z",
    "title_canon_sha256": "4ffa500f96ea7c24f3130060dab608bce3c71c8fd6deb9b3e2a548c48e065a1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00285",
    "kind": "arxiv",
    "version": 1
  }
}