Pith Number

pith:TFNQGOU5

pith:2010:TFNQGOU5Z7FUZKKROE34PLPWLH

not attested not anchored not stored refs pending

A Singularity-free Boundary Equation Method for Wave Scattering

Igor Tsukerman

arxiv:1002.3993 v1 · 2010-02-21 · physics.comp-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFNQGOU5Z7FUZKKROE34PLPWLH}

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	2026-05-18T02:08:58.417575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

995b033a9dcfcb4ca9517137c7adf659d7ee9a38adaae03c60e15a5cffdd06f4

Aliases

arxiv: 1002.3993 · arxiv_version: 1002.3993v1 · doi: 10.48550/arxiv.1002.3993 · pith_short_12: TFNQGOU5Z7FU · pith_short_16: TFNQGOU5Z7FUZKKR · pith_short_8: TFNQGOU5

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/TFNQGOU5Z7FUZKKROE34PLPWLH \
  | 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: 995b033a9dcfcb4ca9517137c7adf659d7ee9a38adaae03c60e15a5cffdd06f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc00545e2655e282579053899dee0db90b8de82cf27676faa0d3c92d4ec5301",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2010-02-21T19:13:11Z",
    "title_canon_sha256": "af79639563cb68f5e737e22bbdaeff076e5cd91bbee3225de10e2f7bfed9ecc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3993",
    "kind": "arxiv",
    "version": 1
  }
}