Pith Number

pith:FWROJKCS

pith:2021:FWROJKCSNHCTWGMPS4TCFS6N2G

not attested not anchored not stored refs pending

A fast solver for elastic scattering from axisymmetric objects by boundary integral equations

Heping Dong, Jun Lai

arxiv:2104.03473 v1 · 2021-04-08 · 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{FWROJKCSNHCTWGMPS4TCFS6N2G}

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	2026-07-05T02:30:17.661326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2da2e4a85269c53b198f972622cbcdd1a922db0ebc77ebd43c43270c752bb685

Aliases

arxiv: 2104.03473 · arxiv_version: 2104.03473v1 · doi: 10.48550/arxiv.2104.03473 · pith_short_12: FWROJKCSNHCT · pith_short_16: FWROJKCSNHCTWGMP · pith_short_8: FWROJKCS

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/FWROJKCSNHCTWGMPS4TCFS6N2G \
  | 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: 2da2e4a85269c53b198f972622cbcdd1a922db0ebc77ebd43c43270c752bb685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb731d1c96393d69e25945e4be7625eaa171bc2a3404eae30d4c66467091af81",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-04-08T02:07:39Z",
    "title_canon_sha256": "71cf4b9aff2df308f022bf32eac09b12c9263f2753eeae1aa485d4e1a2002f66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.03473",
    "kind": "arxiv",
    "version": 1
  }
}