Pith Number

pith:EDGK4OOE

pith:2016:EDGK4OOEIMF3X6A5YGWKGL2QDU

not attested not anchored not stored refs pending

A Short Note on the Comparison of Interpolation Widths, Entropy Numbers, and Kolmogorov Widths

Ingo Steinwart

arxiv:1606.05500 v2 · 2016-06-17 · math.FA · 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{EDGK4OOEIMF3X6A5YGWKGL2QDU}

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	2026-05-18T01:12:01.241958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20ccae39c4430bbbf81dc1aca32f501d24c8b49969eaf1f779bc02bcaa684512

Aliases

arxiv: 1606.05500 · arxiv_version: 1606.05500v2 · doi: 10.48550/arxiv.1606.05500 · pith_short_12: EDGK4OOEIMF3 · pith_short_16: EDGK4OOEIMF3X6A5 · pith_short_8: EDGK4OOE

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/EDGK4OOEIMF3X6A5YGWKGL2QDU \
  | 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: 20ccae39c4430bbbf81dc1aca32f501d24c8b49969eaf1f779bc02bcaa684512

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9492feaab0f505576a0f4422096fc7aa55b59bb5167dc066577f253aa3140108",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-06-17T12:33:26Z",
    "title_canon_sha256": "05b2b376189b2757030e2bed3ae9da4d4030d20f6866bd3a31b9f84869ada49b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05500",
    "kind": "arxiv",
    "version": 2
  }
}