Pith Number

pith:UY5O4UL4

pith:2025:UY5O4UL47VHLINIEU2T7VZEWAW

not attested not anchored not stored refs pending

A quantitative sampling method for elastic and electromagnetic sources

Qingxiang Shi, XiaoDong Liu

arxiv:2503.06581 v1 · 2025-03-09 · 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{UY5O4UL47VHLINIEU2T7VZEWAW}

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	2026-07-05T10:27:37.599826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a63aee517cfd4eb43504a6a7fae49605a66bbcf08508e111c1c30f98530f0bb0

Aliases

arxiv: 2503.06581 · arxiv_version: 2503.06581v1 · doi: 10.48550/arxiv.2503.06581 · pith_short_12: UY5O4UL47VHL · pith_short_16: UY5O4UL47VHLINIE · pith_short_8: UY5O4UL4

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/UY5O4UL47VHLINIEU2T7VZEWAW \
  | 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: a63aee517cfd4eb43504a6a7fae49605a66bbcf08508e111c1c30f98530f0bb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2758913ba0895a70f6a7d4df9e2803fb5f382af85779af628ee16e680036bf",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-03-09T12:20:24Z",
    "title_canon_sha256": "f0f8c000aa54dc9b48b479bdc00cfee94af30820a40f79a4e8191f5e0bddad73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.06581",
    "kind": "arxiv",
    "version": 1
  }
}