Pith Number

pith:CR7JARAE

pith:2021:CR7JARAE7PCWAMNEB4GQVI7AIO

not attested not anchored not stored refs pending

PySensors: A Python Package for Sparse Sensor Placement

Bingni W. Brunton, Brian M. de Silva, Emily Clark, J. Nathan Kutz, Krithika Manohar, Steven L. Brunton

arxiv:2102.13476 v1 · 2021-02-20 · eess.SP · cs.LG · 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{CR7JARAE7PCWAMNEB4GQVI7AIO}

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.

Cited by

1 paper in Pith

Low-Cost High-Order Singular Value Decomposition for Tensor-Based Reconstruction from Sparse Sensor Measurements: Urban Flow and Air-Quality Applications

Receipt and verification

First computed	2026-07-05T02:18:38.005993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

147e904404fbc56031a40f0d0aa3e043a00d8330f027de420520779e5e8e5c53

Aliases

arxiv: 2102.13476 · arxiv_version: 2102.13476v1 · doi: 10.48550/arxiv.2102.13476 · pith_short_12: CR7JARAE7PCW · pith_short_16: CR7JARAE7PCWAMNE · pith_short_8: CR7JARAE

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/CR7JARAE7PCWAMNEB4GQVI7AIO \
  | 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: 147e904404fbc56031a40f0d0aa3e043a00d8330f027de420520779e5e8e5c53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ee82ece99a9a24ac2bb312498c5724557383e503ad03d6c901a008fd858c570",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-02-20T19:35:41Z",
    "title_canon_sha256": "b2f52f2c01d6024682e07127c92a6fffb7ef398fbdbdc608dda050b92cc69c0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13476",
    "kind": "arxiv",
    "version": 1
  }
}