Pith Number

pith:IDLAPMZJ

pith:2014:IDLAPMZJUWMISOMU4RUHDL6UNJ

not attested not anchored not stored refs pending

Shadow boundary effects in hybrid numerical-asymptotic methods for high frequency scattering

David P. Hewett

arxiv:1409.3776 v2 · 2014-09-12 · 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{IDLAPMZJUWMISOMU4RUHDL6UNJ}

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	2026-05-18T01:37:16.036847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40d607b329a598893994e46871afd46a4eba1520b9e581d5215f5921d5e92de4

Aliases

arxiv: 1409.3776 · arxiv_version: 1409.3776v2 · doi: 10.48550/arxiv.1409.3776 · pith_short_12: IDLAPMZJUWMI · pith_short_16: IDLAPMZJUWMISOMU · pith_short_8: IDLAPMZJ

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/IDLAPMZJUWMISOMU4RUHDL6UNJ \
  | 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: 40d607b329a598893994e46871afd46a4eba1520b9e581d5215f5921d5e92de4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acd6d5e90b5fbdac0cf32bc5f8b41ee5cbe1ee7f648eff63346094879e086709",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-09-12T15:46:44Z",
    "title_canon_sha256": "25f7bd7178afc9defdc51ce808d31e3645a204f1191119787347bf41e6074608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3776",
    "kind": "arxiv",
    "version": 2
  }
}