Pith Number

pith:EFWVJKZP

pith:2017:EFWVJKZP6F2M26EZKBZV4K7CW5

not attested not anchored not stored refs pending

An Optimally Convergent Coupling Approach for Interface Problems Approximated with Higher-Order Finite Elements

James Cheung, Mauro Perego, Max Gunzburger, Pavel Bochev

arxiv:1710.01667 v3 · 2017-10-04 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EFWVJKZP6F2M26EZKBZV4K7CW5}

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	2026-05-18T00:21:34.642570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

216d54ab2ff174cd789950735e2be2b7462ec2493b09ab4e4a80f4593aa8eea5

Aliases

arxiv: 1710.01667 · arxiv_version: 1710.01667v3 · doi: 10.48550/arxiv.1710.01667 · pith_short_12: EFWVJKZP6F2M · pith_short_16: EFWVJKZP6F2M26EZ · pith_short_8: EFWVJKZP

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/EFWVJKZP6F2M26EZKBZV4K7CW5 \
  | 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: 216d54ab2ff174cd789950735e2be2b7462ec2493b09ab4e4a80f4593aa8eea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45c2dd286625cac6c24799c2b6fad33f74c2b9f9adc2532ade9557da4e484ed7",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-10-04T15:51:39Z",
    "title_canon_sha256": "c8366f995c26e663e2015d0ffe0fda35cde8c249dea281a74e900850293e3787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01667",
    "kind": "arxiv",
    "version": 3
  }
}