Pith Number

pith:BYZJLGT4

pith:2017:BYZJLGT4UM2AEAU7FPDE775M5L

not attested not anchored not stored refs pending

The Eigenvalue Distribution of Discrete Periodic Time-Frequency Limiting Operators

Justin Romberg, Mark A. Davenport, Michael B. Wakin, Santhosh Karnik, Zhihui Zhu

arxiv:1707.05344 v1 · 2017-07-17 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BYZJLGT4UM2AEAU7FPDE775M5L}

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	2026-05-18T00:23:34.900622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e32959a7ca33402029f2bc64fffaceaee72a26288141e11ab6cf32412d0bf46

Aliases

arxiv: 1707.05344 · arxiv_version: 1707.05344v1 · doi: 10.48550/arxiv.1707.05344 · pith_short_12: BYZJLGT4UM2A · pith_short_16: BYZJLGT4UM2AEAU7 · pith_short_8: BYZJLGT4

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/BYZJLGT4UM2AEAU7FPDE775M5L \
  | 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: 0e32959a7ca33402029f2bc64fffaceaee72a26288141e11ab6cf32412d0bf46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8834300837cfce76b9f781dbb72041126d488c7aba23f298718ccb71d6ab5e89",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-17T18:10:16Z",
    "title_canon_sha256": "5aa87e8ab67d9759df8dcea992648539cb951f3622fe304a9a4b00171087ad97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05344",
    "kind": "arxiv",
    "version": 1
  }
}