Pith Number

pith:WCDIVVHI

pith:2020:WCDIVVHIV2V23SKCQSCIL64VL4

not attested not anchored not stored refs pending

Topology Learning of unknown Networked Linear Dynamical System excited by Cyclostationary inputs

Deepjyoti Deka, Harish Doddi, Murti Salapaka

arxiv:2009.12667 v2 · 2020-09-26 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WCDIVVHIV2V23SKCQSCIL64VL4}

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	2026-07-05T09:19:21.643453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0868ad4e8aeabadc942848485fb955f3b9ecacac49dddea13e89413a4ce863c

Aliases

arxiv: 2009.12667 · arxiv_version: 2009.12667v2 · doi: 10.48550/arxiv.2009.12667 · pith_short_12: WCDIVVHIV2V2 · pith_short_16: WCDIVVHIV2V23SKC · pith_short_8: WCDIVVHI

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/WCDIVVHIV2V23SKCQSCIL64VL4 \
  | 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: b0868ad4e8aeabadc942848485fb955f3b9ecacac49dddea13e89413a4ce863c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c3e963f94a8b52f14bf3dc7b4cde5e2eeab9337455cfa568545addc5b2d487e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-09-26T18:54:50Z",
    "title_canon_sha256": "bed1d635de9e431d133dd33d7caf6599a066cf115d4c2058cc2bb331ace9b18a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.12667",
    "kind": "arxiv",
    "version": 2
  }
}