Pith Number

pith:YF6BHPHE

pith:2018:YF6BHPHET4IVDRVKWP7YLV4OCS

not attested not anchored not stored refs pending

Greedy Sensor Placement with Cost Constraints

Emily Clark, J. Nathan Kutz, Steven L. Brunton, Travis Askham

arxiv:1805.03717 v1 · 2018-05-09 · 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{YF6BHPHET4IVDRVKWP7YLV4OCS}

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	2026-05-18T00:16:18.937011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c17c13bce49f1151c6aab3ff85d78e14bfd49618e42d3a8b604b10bc4aa97aa4

Aliases

arxiv: 1805.03717 · arxiv_version: 1805.03717v1 · doi: 10.48550/arxiv.1805.03717 · pith_short_12: YF6BHPHET4IV · pith_short_16: YF6BHPHET4IVDRVK · pith_short_8: YF6BHPHE

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/YF6BHPHET4IVDRVKWP7YLV4OCS \
  | 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: c17c13bce49f1151c6aab3ff85d78e14bfd49618e42d3a8b604b10bc4aa97aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee9222b9d991e11092e5c7648d1c7997097325bb5c8fed7f88c8555a79e44388",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-09T20:10:43Z",
    "title_canon_sha256": "9a6b93e54e0eeb6f8a7d02fedf09b71df3f2043e1a8ea02cd8aad9e247ce8f0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03717",
    "kind": "arxiv",
    "version": 1
  }
}