Pith Number

pith:ZLSAAPS7

pith:2019:ZLSAAPS76YV3SICWEN37MYA3UQ

not attested not anchored not stored refs pending

Implicit shock tracking using an optimization-based high-order discontinuous Galerkin method

Andrew Shi, Matthew J. Zahr, Per-Olof Persson

arxiv:1912.11207 v2 · 2019-12-24 · math.NA · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLSAAPS76YV3SICWEN37MYA3UQ}

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	2026-07-05T00:57:14.849285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cae4003e5ff62bb920562377f6601ba436850a932b25e13257ab6fe9b60ca0a1

Aliases

arxiv: 1912.11207 · arxiv_version: 1912.11207v2 · doi: 10.48550/arxiv.1912.11207 · pith_short_12: ZLSAAPS76YV3 · pith_short_16: ZLSAAPS76YV3SICW · pith_short_8: ZLSAAPS7

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/ZLSAAPS76YV3SICWEN37MYA3UQ \
  | 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: cae4003e5ff62bb920562377f6601ba436850a932b25e13257ab6fe9b60ca0a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a98b25d9a04646f43ca28d352ff639346f28d1cb4eb39963edac638c51d79b1f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-12-24T04:52:15Z",
    "title_canon_sha256": "ba32c7090503586f9f856ce936cc655f2a416fe054bdfb408eb4c84e7a94dfca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.11207",
    "kind": "arxiv",
    "version": 2
  }
}