Pith Number

pith:HQVQFMXF

pith:2012:HQVQFMXF7NK76VWC7RV4GW6UPX

not attested not anchored not stored refs pending

A Krylov Stability-Corrected Coordinate-Stretching Method to Simulate Wave Propagation in Unbounded Domains

Rob Remis, Vladimir Druskin

arxiv:1202.0424 v3 · 2012-02-02 · math-ph · math.MP · 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{HQVQFMXF7NK76VWC7RV4GW6UPX}

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	2026-05-18T03:58:02.886093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c2b02b2e5fb55ff56c2fc6bc35bd47ddb73eb9ded812125102b220878d7e20d

Aliases

arxiv: 1202.0424 · arxiv_version: 1202.0424v3 · doi: 10.48550/arxiv.1202.0424 · pith_short_12: HQVQFMXF7NK7 · pith_short_16: HQVQFMXF7NK76VWC · pith_short_8: HQVQFMXF

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/HQVQFMXF7NK76VWC7RV4GW6UPX \
  | 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: 3c2b02b2e5fb55ff56c2fc6bc35bd47ddb73eb9ded812125102b220878d7e20d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47b58d4ddb3e90acab07324d72fc7cf76cebbc8ae90eeda938e1f8e72ddf175c",
    "cross_cats_sorted": [
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-02-02T13:08:41Z",
    "title_canon_sha256": "322e3c6aab65247151ab8cdf74691ae0b315be64b8fdc9249d40d5d84ffb8688"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0424",
    "kind": "arxiv",
    "version": 3
  }
}