Pith Number

pith:VSYM5IBK

pith:2019:VSYM5IBKW2UVVULM2666VXPWBQ

not attested not anchored not stored refs pending

Numerical study on the effect of geometric approximation error in the numerical solution of PDEs using a high-order curvilinear mesh

Joaquim Peiro, Julian Marcon, Sehun Chun, Spencer J. Sherwin

arxiv:1908.09917 v4 · 2019-08-23 · math.NA · 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{VSYM5IBKW2UVVULM2666VXPWBQ}

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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	2026-07-05T01:54:41.248818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acb0cea02ab6a95ad16cd7bdeaddf60c16d280f0c82bdb8aa98945c4a50c1e31

Aliases

arxiv: 1908.09917 · arxiv_version: 1908.09917v4 · doi: 10.48550/arxiv.1908.09917 · pith_short_12: VSYM5IBKW2UV · pith_short_16: VSYM5IBKW2UVVULM · pith_short_8: VSYM5IBK

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/VSYM5IBKW2UVVULM2666VXPWBQ \
  | 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: acb0cea02ab6a95ad16cd7bdeaddf60c16d280f0c82bdb8aa98945c4a50c1e31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "057bb985775275b3db0cb2c8544e2532ddd17927c349a755e15ee7b3e2a57315",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-23T04:36:21Z",
    "title_canon_sha256": "ee5b46dea5395ce49ac72929505b32ce447cb8c911be9dc74511b69917f0d746"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09917",
    "kind": "arxiv",
    "version": 4
  }
}