Pith Number

pith:NNIA22M5

pith:2016:NNIA22M5IN54E2XQ52ZGEZVEN7

not attested not anchored not stored refs pending

Hilbert Transform, Analytic Signal, and Modulation Analysis for Graph Signal Processing

Arun Venkitaraman, Peter H\"andel, Saikat Chatterjee

arxiv:1611.05269 v3 · 2016-11-16 · cs.IT · cs.SI · 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{NNIA22M5IN54E2XQ52ZGEZVEN7}

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	2026-05-18T00:25:02.102124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b500d699d437bc26af0eeb26266a46ffd7514267817a88721252b173e55b216

Aliases

arxiv: 1611.05269 · arxiv_version: 1611.05269v3 · doi: 10.48550/arxiv.1611.05269 · pith_short_12: NNIA22M5IN54 · pith_short_16: NNIA22M5IN54E2XQ · pith_short_8: NNIA22M5

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/NNIA22M5IN54E2XQ52ZGEZVEN7 \
  | 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: 6b500d699d437bc26af0eeb26266a46ffd7514267817a88721252b173e55b216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a011d50e58bba6c90f152841a9879e02a9ab03d82d1e23edebb15f5862728329",
    "cross_cats_sorted": [
      "cs.SI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-11-16T13:33:04Z",
    "title_canon_sha256": "1816ee08547d718803ad137cfc5ffb46b118531fde82ebbb7600930d3f522016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.05269",
    "kind": "arxiv",
    "version": 3
  }
}