Pith Number

pith:6LJW4DSM

pith:2018:6LJW4DSMQYU2PPOKOBOAPSSXBV

not attested not anchored not stored refs pending

A Finite Element Approach for the Dual Rudin--Osher--Fatemi Model and Its Nonoverlapping Domain Decomposition Methods

Chang-Ock Lee, Eun-Hee Park, Jongho Park

arxiv:1805.02562 v2 · 2018-05-07 · 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{6LJW4DSMQYU2PPOKOBOAPSSXBV}

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	2026-05-17T23:43:56.717552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2d36e0e4c8629a7bdca705c07ca570d6d8d456a60be61b5115480e73ecdbf4d

Aliases

arxiv: 1805.02562 · arxiv_version: 1805.02562v2 · doi: 10.48550/arxiv.1805.02562 · pith_short_12: 6LJW4DSMQYU2 · pith_short_16: 6LJW4DSMQYU2PPOK · pith_short_8: 6LJW4DSM

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/6LJW4DSMQYU2PPOKOBOAPSSXBV \
  | 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: f2d36e0e4c8629a7bdca705c07ca570d6d8d456a60be61b5115480e73ecdbf4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b558be19f9997169ebc3dff47c38fc9860cdc8d82937d6261f987da7a345448",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-05-07T15:12:02Z",
    "title_canon_sha256": "d1eb0c93de0000112c0b53ab9384fa5482eb11cc91256b07f7ff7632fbd25c1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02562",
    "kind": "arxiv",
    "version": 2
  }
}