Pith Number

pith:IS6KGYF7

pith:2016:IS6KGYF7FU3AEE7IEESL4LGFAS

not attested not anchored not stored refs pending

Interior Penalties for Summation-by-Parts Discretizations of Linear Second-Order Differential Equations

Jared Crean, Jason E. Hicken, Jianfeng Yan

arxiv:1612.08106 v1 · 2016-12-23 · 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{IS6KGYF7FU3AEE7IEESL4LGFAS}

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	2026-05-18T00:54:04.516223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44bca360bf2d360213e82124be2cc504863ad974639725afbd74ab36245e4e8c

Aliases

arxiv: 1612.08106 · arxiv_version: 1612.08106v1 · doi: 10.48550/arxiv.1612.08106 · pith_short_12: IS6KGYF7FU3A · pith_short_16: IS6KGYF7FU3AEE7I · pith_short_8: IS6KGYF7

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/IS6KGYF7FU3AEE7IEESL4LGFAS \
  | 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: 44bca360bf2d360213e82124be2cc504863ad974639725afbd74ab36245e4e8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3319a239625b6cfbd6e2cc92b996a4bb70a855dd9916cabb5b7bff37c0897966",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-12-23T21:33:41Z",
    "title_canon_sha256": "6a7791d494c3a41aa03d4f0c2fabffcf7ec4048837e9468143825c2ea7455c55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08106",
    "kind": "arxiv",
    "version": 1
  }
}