Pith Number

pith:FMK5VLFD

pith:2014:FMK5VLFDE7M2RBYKL7USFU473V

not attested not anchored not stored refs pending

A New Family of Regularized Kernels for the Harmonic Oscillator

Andrew Christlieb, Benjamin Ong, Bryan Quaife

arxiv:1407.1108 v4 · 2014-07-04 · 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{FMK5VLFDE7M2RBYKL7USFU473V}

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	2026-05-18T00:53:19.500266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b15daaca327d9a8870a5fe922d39fdd73fb70a5d5146e375897d30f4570e12b

Aliases

arxiv: 1407.1108 · arxiv_version: 1407.1108v4 · doi: 10.48550/arxiv.1407.1108 · pith_short_12: FMK5VLFDE7M2 · pith_short_16: FMK5VLFDE7M2RBYK · pith_short_8: FMK5VLFD

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/FMK5VLFDE7M2RBYKL7USFU473V \
  | 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: 2b15daaca327d9a8870a5fe922d39fdd73fb70a5d5146e375897d30f4570e12b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e90adde3bc7d5b9363babd41aa7e8c75dc44909588fb2d2d7fedbcca711b003b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-04T01:35:01Z",
    "title_canon_sha256": "9d183286b617a44d1f630202b48f5dc11721911d648563c9451e6bb7f2195d54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1108",
    "kind": "arxiv",
    "version": 4
  }
}