Pith Number

pith:VWONRY2W

pith:2018:VWONRY2WYS5SQVKNKBHCFQJHW5

not attested not anchored not stored refs pending

Entropy Stable Space-Time Discontinuous Galerkin Schemes with Summation-by-Parts Property for Hyperbolic Conservation Laws

Andrew R. Winters, David C. Del Rey Fern\'andez, Gero Schn\"ucke, Gregor J. Gassner, Lucas Friedrich, Mark H. Carpenter

arxiv:1808.08218 v1 · 2018-08-24 · 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{VWONRY2WYS5SQVKNKBHCFQJHW5}

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	2026-05-18T00:07:22.037867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9cd8e356c4bb28554d504e22c127b771940eac82fbebe2143e20f731bb2740

Aliases

arxiv: 1808.08218 · arxiv_version: 1808.08218v1 · doi: 10.48550/arxiv.1808.08218 · pith_short_12: VWONRY2WYS5S · pith_short_16: VWONRY2WYS5SQVKN · pith_short_8: VWONRY2W

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/VWONRY2WYS5SQVKNKBHCFQJHW5 \
  | 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: ad9cd8e356c4bb28554d504e22c127b771940eac82fbebe2143e20f731bb2740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "768804379d24c0d1e725c207ef16561940d4b15fc45ef6294f059dc0d21e4462",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-24T17:29:23Z",
    "title_canon_sha256": "0735e00aa323abb8bcfdafe57e2c22505e4bdb217deb917511be2e541f342cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08218",
    "kind": "arxiv",
    "version": 1
  }
}