Pith Number

pith:ESH4Z6OY

pith:2017:ESH4Z6OYW5LDUJQI24KEJFGVTU

not attested not anchored not stored refs pending

Globally strictly convex cost functional for a 1-D inverse medium scattering problem with experimental data

Aleksandr E. Kolesov, Anders Sullivan, Lam Nguyen, Michael V. Klibanov

arxiv:1703.08158 v1 · 2017-03-23 · 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{ESH4Z6OYW5LDUJQI24KEJFGVTU}

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	2026-05-18T00:48:03.720714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

248fccf9d8b7563a2608d7144494d59d33d843916c8820bd1e41952888ba697e

Aliases

arxiv: 1703.08158 · arxiv_version: 1703.08158v1 · doi: 10.48550/arxiv.1703.08158 · pith_short_12: ESH4Z6OYW5LD · pith_short_16: ESH4Z6OYW5LDUJQI · pith_short_8: ESH4Z6OY

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/ESH4Z6OYW5LDUJQI24KEJFGVTU \
  | 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: 248fccf9d8b7563a2608d7144494d59d33d843916c8820bd1e41952888ba697e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6f888f98355b1f0e5897de8c2337d6109439b534522d2f7deb9aae58bec229b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-03-23T17:36:42Z",
    "title_canon_sha256": "e3f80b413a4df6c1b57615e962c9e6e1ed2f73258c0eb391e09924d258c44ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08158",
    "kind": "arxiv",
    "version": 1
  }
}