Pith Number

pith:LTTEOYPP

pith:2008:LTTEOYPPR6K4OBE4RSXELXH4FQ

not attested not anchored not stored refs pending

The finite harmonic oscillator and its applications to sequences, communication and radar

Nir Sochen, Ronny Hadani, Shamgar Gurevich

arxiv:0808.1495 v2 · 2008-08-11 · 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{LTTEOYPPR6K4OBE4RSXELXH4FQ}

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	2026-05-18T00:57:58.502623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ce64761ef8f95c7049c8cae45dcfc2c344e2f907e4d15ea4f3e7e49a79e40c5

Aliases

arxiv: 0808.1495 · arxiv_version: 0808.1495v2 · doi: 10.48550/arxiv.0808.1495 · pith_short_12: LTTEOYPPR6K4 · pith_short_16: LTTEOYPPR6K4OBE4 · pith_short_8: LTTEOYPP

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/LTTEOYPPR6K4OBE4RSXELXH4FQ \
  | 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: 5ce64761ef8f95c7049c8cae45dcfc2c344e2f907e4d15ea4f3e7e49a79e40c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8def72636f32f278a7c80ea624dad56abbcfa1fe7a978fa570405e493dc558",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-08-11T16:50:00Z",
    "title_canon_sha256": "b3b4d967bcb3c56d7c251df84a05eb649191d14207a1509b06339567aa9fd683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1495",
    "kind": "arxiv",
    "version": 2
  }
}