Pith Number

pith:4EDNJMV2

pith:2026:4EDNJMV2TL6IU6RGLS5O2N5Q5J

not attested not anchored not stored refs pending

Higher-Order Derivatives Do Not Accelerate the Computation of Fixed Points

Ernest K. Ryu, Uijeong Jang

arxiv:2607.05947 v1 · 2026-07-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4EDNJMV2TL6IU6RGLS5O2N5Q5J}

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	2026-07-08T01:18:51.277195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e106d4b2ba9afc8a7a265cbaed37b0ea400f2a2f4dba5e637e12d2e605ccf29f

Aliases

arxiv: 2607.05947 · arxiv_version: 2607.05947v1 · doi: 10.48550/arxiv.2607.05947 · pith_short_12: 4EDNJMV2TL6I · pith_short_16: 4EDNJMV2TL6IU6RG · pith_short_8: 4EDNJMV2

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/4EDNJMV2TL6IU6RGLS5O2N5Q5J \
  | 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: e106d4b2ba9afc8a7a265cbaed37b0ea400f2a2f4dba5e637e12d2e605ccf29f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58d6a7ffc21111d860cc8b1ceb368c53f3365c309b55683679d7390814d7ca51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-07T07:47:13Z",
    "title_canon_sha256": "db42ed4192bd2612495cc3be2e23d06d0cc254bb94c4ace0d422c68c63198e98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05947",
    "kind": "arxiv",
    "version": 1
  }
}