Pith Number

pith:7D4KZO7Y

pith:2018:7D4KZO7YJ56W3DXIPSRRH6AGQ6

not attested not anchored not stored refs pending

A stabilized cut discontinuous Galerkin framework: I. Elliptic boundary value and interface problems

Andr\'e Massing, Ceren G\"urkan

arxiv:1803.06635 v2 · 2018-03-18 · math.NA · cs.CE · cs.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{7D4KZO7YJ56W3DXIPSRRH6AGQ6}

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	2026-05-17T23:50:15.946309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8f8acbbf84f7d6d8ee87ca313f80687b5d3e37e77a8b49b6d7b3afb2cd85222

Aliases

arxiv: 1803.06635 · arxiv_version: 1803.06635v2 · doi: 10.48550/arxiv.1803.06635 · pith_short_12: 7D4KZO7YJ56W · pith_short_16: 7D4KZO7YJ56W3DXI · pith_short_8: 7D4KZO7Y

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/7D4KZO7YJ56W3DXIPSRRH6AGQ6 \
  | 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: f8f8acbbf84f7d6d8ee87ca313f80687b5d3e37e77a8b49b6d7b3afb2cd85222

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bbc94bf3c336c3b14834a1475ab2cbae6fc1fe0f6047e0365fb5293c1d86ec0",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-18T10:25:30Z",
    "title_canon_sha256": "ce0db1fc7d61351cab3698af924117b6bc10392261ca73a2d94fb23d6c8ed119"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06635",
    "kind": "arxiv",
    "version": 2
  }
}