Pith Number

pith:SEAV3G6H

pith:2007:SEAV3G6HT4KVPRGV57F6B26FTW

not attested not anchored not stored refs pending

On the Polyphase Decomposition for Design of Generalized Comb Decimation Filters

Massimiliano Laddomada

arxiv:0707.2436 v1 · 2007-07-17 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEAV3G6HT4KVPRGV57F6B26FTW}

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	2026-05-18T00:57:58.874067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91015d9bc79f1557c4d5efcbe0ebc59dacd1f6b53ef43d2f6a89b60921094ff3

Aliases

arxiv: 0707.2436 · arxiv_version: 0707.2436v1 · doi: 10.48550/arxiv.0707.2436 · pith_short_12: SEAV3G6HT4KV · pith_short_16: SEAV3G6HT4KVPRGV · pith_short_8: SEAV3G6H

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/SEAV3G6HT4KVPRGV57F6B26FTW \
  | 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: 91015d9bc79f1557c4d5efcbe0ebc59dacd1f6b53ef43d2f6a89b60921094ff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e1d44c2b02e39fa025c4c1abb1ea873d2ddf374a82cc844325b758cb1c13d10",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.OH",
    "submitted_at": "2007-07-17T05:38:30Z",
    "title_canon_sha256": "900988ce44643148966702987316a58f5a3294d3650e87450eba8800669dab15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2436",
    "kind": "arxiv",
    "version": 1
  }
}