Pith Number

pith:FQ6MY24A

pith:2015:FQ6MY24AAKHJH5OE5MRJCNBRQT

not attested not anchored not stored refs pending

Boundary integral equation methods for the two dimensional fluid-solid interaction problem

George C. Hsiao, Liwei Xu, Tao Yin

arxiv:1512.06973 v2 · 2015-12-22 · 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{FQ6MY24AAKHJH5OE5MRJCNBRQT}

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	2026-05-18T01:06:40.879096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c3ccc6b80028e93f5c4eb2291343184f860bdfc9b81685b812355106c51396b

Aliases

arxiv: 1512.06973 · arxiv_version: 1512.06973v2 · doi: 10.48550/arxiv.1512.06973 · pith_short_12: FQ6MY24AAKHJ · pith_short_16: FQ6MY24AAKHJH5OE · pith_short_8: FQ6MY24A

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/FQ6MY24AAKHJH5OE5MRJCNBRQT \
  | 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: 2c3ccc6b80028e93f5c4eb2291343184f860bdfc9b81685b812355106c51396b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32204b387309ef15356fb7a129e566f182470446d767c8cbb471c8e779333acc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-12-22T07:25:01Z",
    "title_canon_sha256": "642c9f7b3ac3502fed7306db11a7776ff0f6fb725ed4756222153e609dbf68bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06973",
    "kind": "arxiv",
    "version": 2
  }
}