Pith Number

pith:BWZOY5XA

pith:2012:BWZOY5XABVGA2CD323BBP2HYTP

not attested not anchored not stored refs pending

Resonance-free Region in scattering by a strictly convex obstacle

Long Jin

arxiv:1208.5511 v2 · 2012-08-27 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWZOY5XABVGA2CD323BBP2HYTP}

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	2026-05-18T01:54:51.090141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0db2ec76e00d4c0d087bd6c217e8f89be78d847ec890b29d8772ee430c63bc16

Aliases

arxiv: 1208.5511 · arxiv_version: 1208.5511v2 · doi: 10.48550/arxiv.1208.5511 · pith_short_12: BWZOY5XABVGA · pith_short_16: BWZOY5XABVGA2CD3 · pith_short_8: BWZOY5XA

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/BWZOY5XABVGA2CD323BBP2HYTP \
  | 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: 0db2ec76e00d4c0d087bd6c217e8f89be78d847ec890b29d8772ee430c63bc16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4e616e6eca902be7ce12ebbf97807907931bb06ea8f23e65d00867f2e0bce58",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-08-27T21:19:16Z",
    "title_canon_sha256": "ffdf56aa74c30af89ee0c957d46eceeb41d6810e01e3c0c1d7ae375118d3c36a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5511",
    "kind": "arxiv",
    "version": 2
  }
}