Pith Number

pith:ATE5E7TW

pith:2013:ATE5E7TWKJIBJ56WL5VAJ2K3FH

not attested not anchored not stored refs pending

A high-order accurate accelerated direct solver for acoustic scattering from surfaces

Adrianna Gillman, James Bremer, Per-Gunnar Martinsson

arxiv:1308.6643 v1 · 2013-08-30 · 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{ATE5E7TWKJIBJ56WL5VAJ2K3FH}

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	2026-05-18T03:14:38.538190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04c9d27e76525014f7d65f6a04e95b29edd5d5e5ef19c00d74803491e5a04a04

Aliases

arxiv: 1308.6643 · arxiv_version: 1308.6643v1 · doi: 10.48550/arxiv.1308.6643 · pith_short_12: ATE5E7TWKJIB · pith_short_16: ATE5E7TWKJIBJ56W · pith_short_8: ATE5E7TW

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/ATE5E7TWKJIBJ56WL5VAJ2K3FH \
  | 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: 04c9d27e76525014f7d65f6a04e95b29edd5d5e5ef19c00d74803491e5a04a04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a072037b3671c75c01a9475270f159f3865379922730da738cd1082bac3f096",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-08-30T03:33:51Z",
    "title_canon_sha256": "724b078f15a3c5021170d3f58a3bdf9f11c93516de97fed5f614c885f866e141"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6643",
    "kind": "arxiv",
    "version": 1
  }
}