Pith Number

pith:WTJTQ6VQ

pith:2016:WTJTQ6VQ3IEYB4RRN5ERVXOQWI

not attested not anchored not stored refs pending

Windowed Green Function Method for Nonuniform Open-Waveguide Problems

Carlos Perez-Arancibia, Emmanuel Garza, Oscar Bruno

arxiv:1610.04939 v1 · 2016-10-17 · 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{WTJTQ6VQ3IEYB4RRN5ERVXOQWI}

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	2026-05-18T00:33:22.532867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4d3387ab0da0980f2316f491addd0b20c34e39f8b7b03df2fbf01d0170dc25d

Aliases

arxiv: 1610.04939 · arxiv_version: 1610.04939v1 · doi: 10.48550/arxiv.1610.04939 · pith_short_12: WTJTQ6VQ3IEY · pith_short_16: WTJTQ6VQ3IEYB4RR · pith_short_8: WTJTQ6VQ

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/WTJTQ6VQ3IEYB4RRN5ERVXOQWI \
  | 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: b4d3387ab0da0980f2316f491addd0b20c34e39f8b7b03df2fbf01d0170dc25d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f004013d457c117d04de3ae12d013213fddf4acdc32f2259c910795cd06eb04a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-10-17T01:06:00Z",
    "title_canon_sha256": "07b39c86d02d373abd67aca074ceaa751e881da0fe86e7f7155a6bce1f9c3d51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04939",
    "kind": "arxiv",
    "version": 1
  }
}