Pith Number

pith:KKYMPRHL

pith:2015:KKYMPRHLHDR4QEIGFFTRWRIQLW

not attested not anchored not stored refs pending

Meshless RBF based pseudospectral solution of acoustic wave equation

Pankaj K Mishra, Sankar K Nath

arxiv:1511.09177 v1 · 2015-11-30 · physics.comp-ph · 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{KKYMPRHLHDR4QEIGFFTRWRIQLW}

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	2026-05-18T01:25:40.875357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52b0c7c4eb38e3c8110629671b45105da9040916bd96e857abe5c52f0df0488b

Aliases

arxiv: 1511.09177 · arxiv_version: 1511.09177v1 · doi: 10.48550/arxiv.1511.09177 · pith_short_12: KKYMPRHLHDR4 · pith_short_16: KKYMPRHLHDR4QEIG · pith_short_8: KKYMPRHL

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/KKYMPRHLHDR4QEIGFFTRWRIQLW \
  | 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: 52b0c7c4eb38e3c8110629671b45105da9040916bd96e857abe5c52f0df0488b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2825b986bc9ab386106dc05aaac59f668fc956ea0e5d1f1a73f74f9642d70b",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2015-11-30T07:03:02Z",
    "title_canon_sha256": "f16317e54b7afb74dd7c66f591ddd3bf956f0d99527c292abc86bf86ebff7f3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09177",
    "kind": "arxiv",
    "version": 1
  }
}