Pith Number

pith:V2BBC5A7

pith:2023:V2BBC5A7HHTN2TLOCDIV4G7VKD

not attested not anchored not stored refs pending

Stable least-squares space-time boundary element methods for the wave equation

Carolina Urz\'ua-Torres, Daniel Hoonhout, Olaf Steinbach, Richard L\"oscher

arxiv:2312.12547 v1 · 2023-12-19 · 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{V2BBC5A7HHTN2TLOCDIV4G7VKD}

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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.

Cited by

1 paper in Pith

Paving the way to a $\operatorname{T}$-coercive method for the wave equation

Receipt and verification

First computed	2026-07-05T07:26:22.473255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae8211741f39e6dd4d6e10d15e1bf550e4b43dae39de4fc6e8dd6217ecf923df

Aliases

arxiv: 2312.12547 · arxiv_version: 2312.12547v1 · doi: 10.48550/arxiv.2312.12547 · pith_short_12: V2BBC5A7HHTN · pith_short_16: V2BBC5A7HHTN2TLO · pith_short_8: V2BBC5A7

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/V2BBC5A7HHTN2TLOCDIV4G7VKD \
  | 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: ae8211741f39e6dd4d6e10d15e1bf550e4b43dae39de4fc6e8dd6217ecf923df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c014da38f10b8bf96ff54897b6ad02cc2cdd99d449a0e2ccff29f9b0c635bba",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-12-19T19:34:56Z",
    "title_canon_sha256": "ce6db08ea5865bcbc4ae2d1e2e9fe1c1e39c1251eebdaa72323dae4efc834bc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.12547",
    "kind": "arxiv",
    "version": 1
  }
}