Pith Number

pith:IUAD2H4C

pith:2012:IUAD2H4CUU3JBGOELMMUVRKJSW

not attested not anchored not stored refs pending

On late-time stability of time domain integral equations for electromagnetics

A. J. Pray, B. Shanker, N. V. Nair

arxiv:1212.2813 v1 · 2012-12-12 · math-ph · math.MP · 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{IUAD2H4CUU3JBGOELMMUVRKJSW}

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	2026-05-18T03:38:35.307938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45003d1f82a5369099c45b194ac5499598ce3d9b240f2763656af9cb53799211

Aliases

arxiv: 1212.2813 · arxiv_version: 1212.2813v1 · doi: 10.48550/arxiv.1212.2813 · pith_short_12: IUAD2H4CUU3J · pith_short_16: IUAD2H4CUU3JBGOE · pith_short_8: IUAD2H4C

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/IUAD2H4CUU3JBGOELMMUVRKJSW \
  | 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: 45003d1f82a5369099c45b194ac5499598ce3d9b240f2763656af9cb53799211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b7568a96b56d14c9465efc0834d065be569deb9de182e45e6d8008158d89e92",
    "cross_cats_sorted": [
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-12-12T13:33:59Z",
    "title_canon_sha256": "c70e56f13b8536fe0d2b25e6e48b5387a950afe20632de8f359ba143e4d62a80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2813",
    "kind": "arxiv",
    "version": 1
  }
}