Pith Number

pith:4S7S7ZSJ

pith:2011:4S7S7ZSJC7MF5SPYTX6KY3X4HW

not attested not anchored not stored refs pending

Linear Phase Perfect Reconstruction Filters and Wavelets with Even Symmetry

Lucas Monzon

arxiv:1112.5214 v1 · 2011-12-22 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4S7S7ZSJC7MF5SPYTX6KY3X4HW}

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	2026-05-18T04:05:48.051351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4bf2fe64917d85ec9f89dfcac6efc3d9c103fcf4ee3256f94a0d05559499477

Aliases

arxiv: 1112.5214 · arxiv_version: 1112.5214v1 · doi: 10.48550/arxiv.1112.5214 · pith_short_12: 4S7S7ZSJC7MF · pith_short_16: 4S7S7ZSJC7MF5SPY · pith_short_8: 4S7S7ZSJ

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/4S7S7ZSJC7MF5SPYTX6KY3X4HW \
  | 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: e4bf2fe64917d85ec9f89dfcac6efc3d9c103fcf4ee3256f94a0d05559499477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b643df37980b6ba95406664b7a0cbf0bd13203af67fccdc08d6b850252ad714e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-12-22T01:11:34Z",
    "title_canon_sha256": "9d49b6cde198f3944062504f22b47939b47e376e394377dfcb38f85a29f55c6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5214",
    "kind": "arxiv",
    "version": 1
  }
}