Pith Number

pith:EMWEIULE

pith:2021:EMWEIULEE54O7GMMH2ZCLYLUI6

not attested not anchored not stored refs pending

Kernel-Based Identification with Frequency Domain Side-Information

Mohammad Khosravi, Roy S. Smith

arxiv:2111.00410 v2 · 2021-10-31 · math.OC · cs.SY · eess.SP · 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{EMWEIULEE54O7GMMH2ZCLYLUI6}

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	2026-07-05T05:13:30.441133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232c4451642778ef998c3eb225e17447bf853e47107780fa4be99b7595ef24fc

Aliases

arxiv: 2111.00410 · arxiv_version: 2111.00410v2 · doi: 10.48550/arxiv.2111.00410 · pith_short_12: EMWEIULEE54O · pith_short_16: EMWEIULEE54O7GMM · pith_short_8: EMWEIULE

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/EMWEIULEE54O7GMMH2ZCLYLUI6 \
  | 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: 232c4451642778ef998c3eb225e17447bf853e47107780fa4be99b7595ef24fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e5aef64400bce7c02d20dfdbbbc2d3d5858eda7faa2963fb0e86c9a2e971a14",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SP",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-10-31T05:41:29Z",
    "title_canon_sha256": "e8c11977b5d6992cbe25efa5e327596b09da1ed1c5b52aa10d979a24da0da98f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.00410",
    "kind": "arxiv",
    "version": 2
  }
}