Pith Number

pith:4YSK7A2S

pith:2020:4YSK7A2STMQGIBKNAIMSVUPLF3

not attested not anchored not stored refs pending

Sensor Selection With Cost Constraints for Dynamically Relevant Bases

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

arxiv:2003.07924 v1 · 2020-03-17 · math.OC · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YSK7A2STMQGIBKNAIMSVUPLF3}

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	2026-07-05T00:49:20.604971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e624af83529b2064054d02192ad1eb2ec124d18e5217868956a838142c0dc7a3

Aliases

arxiv: 2003.07924 · arxiv_version: 2003.07924v1 · doi: 10.48550/arxiv.2003.07924 · pith_short_12: 4YSK7A2STMQG · pith_short_16: 4YSK7A2STMQGIBKN · pith_short_8: 4YSK7A2S

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/4YSK7A2STMQGIBKNAIMSVUPLF3 \
  | 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: e624af83529b2064054d02192ad1eb2ec124d18e5217868956a838142c0dc7a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60a89ef0be1e6e12d9fd301c7056168f2c30774f36239b3350692edb8b921b3d",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-03-17T20:21:53Z",
    "title_canon_sha256": "3f0202d4436fb82fefdd05b5dbc935bcf3f5d171e90b7f28d5bdd7b10b485ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07924",
    "kind": "arxiv",
    "version": 1
  }
}