Pith Number

pith:HJ2OMK7M

pith:2019:HJ2OMK7MHCA366T5OKNZZQHQZE

not attested not anchored not stored refs pending

Fixed angle inverse scattering for almost symmetric or controlled perturbations

Mikko Salo, Rakesh

arxiv:1905.03974 v1 · 2019-05-10 · 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{HJ2OMK7MHCA366T5OKNZZQHQZE}

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	2026-05-17T23:46:35.007972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a74e62bec3881bf7a7d729b9cc0f0c90f74d50403fd4c53b5ee974ab49b0804

Aliases

arxiv: 1905.03974 · arxiv_version: 1905.03974v1 · doi: 10.48550/arxiv.1905.03974 · pith_short_12: HJ2OMK7MHCA3 · pith_short_16: HJ2OMK7MHCA366T5 · pith_short_8: HJ2OMK7M

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/HJ2OMK7MHCA366T5OKNZZQHQZE \
  | 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: 3a74e62bec3881bf7a7d729b9cc0f0c90f74d50403fd4c53b5ee974ab49b0804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27bdc11eb8be8ddbeba5439c4404bf6a26fe479bdc30095b268497dae9f13334",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-10T07:11:38Z",
    "title_canon_sha256": "b2b884bcd348e3c2e78f2ea846d3d5c69821fd9ff1fe7d9f683d0ccadce7015e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03974",
    "kind": "arxiv",
    "version": 1
  }
}