Pith Number

pith:LGDO3ER2

pith:2017:LGDO3ER2TWYPMQAAMPGUK5WHPN

not attested not anchored not stored refs pending

Approximating the Frequency Response of Contractive Systems

Michael Margaliot, Samuel Coogan

arxiv:1702.06576 v1 · 2017-02-21 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGDO3ER2TWYPMQAAMPGUK5WHPN}

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	2026-05-18T00:50:13.224990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5986ed923a9db0f6400063cd4576c77b6ce6ec36637176f0755e0a42fc4dd2b8

Aliases

arxiv: 1702.06576 · arxiv_version: 1702.06576v1 · doi: 10.48550/arxiv.1702.06576 · pith_short_12: LGDO3ER2TWYP · pith_short_16: LGDO3ER2TWYPMQAA · pith_short_8: LGDO3ER2

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/LGDO3ER2TWYPMQAAMPGUK5WHPN \
  | 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: 5986ed923a9db0f6400063cd4576c77b6ce6ec36637176f0755e0a42fc4dd2b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef5645864c91674b8480d3fbeb6b4064ccf12d54060ee8c3d3358df06b7b494",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-02-21T20:57:27Z",
    "title_canon_sha256": "966b0d0eb64a5d443df3eea69018e2e780e80e1594d45a90b378300cff3fae2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06576",
    "kind": "arxiv",
    "version": 1
  }
}