Pith Number

pith:PKAXDCF5

pith:2022:PKAXDCF5GBWFKLYS2P52AXQX4M

not attested not anchored not stored refs pending

A Convolutional Dispersion Relation Preserving Scheme for the Acoustic Wave Equation

Adar Kahana, Eli Turkel, Oded Ovadia

arxiv:2205.10825 v1 · 2022-05-22 · math.NA · cs.LG · cs.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKAXDCF5GBWFKLYS2P52AXQX4M}

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	2026-07-05T04:25:23.960745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a817188bd306c552f12d3fba05e17e337c6c1833427f0ef2a60429f8f4424cb

Aliases

arxiv: 2205.10825 · arxiv_version: 2205.10825v1 · doi: 10.48550/arxiv.2205.10825 · pith_short_12: PKAXDCF5GBWF · pith_short_16: PKAXDCF5GBWFKLYS · pith_short_8: PKAXDCF5

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/PKAXDCF5GBWFKLYS2P52AXQX4M \
  | 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: 7a817188bd306c552f12d3fba05e17e337c6c1833427f0ef2a60429f8f4424cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "023220454049a803d59bb4c8a4eb891db071467d9a82c8cceaea5e3efb209163",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-05-22T13:47:46Z",
    "title_canon_sha256": "6b6fe0bc2dde482e3ed619d58cf33ffd02d791faf20c2ffbbdffee56a3bea42c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.10825",
    "kind": "arxiv",
    "version": 1
  }
}