Pith Number

pith:OEWTZBOD

pith:2017:OEWTZBODB2LVO2BD3OOHJ3Y6RC

not attested not anchored not stored refs pending

Uniqueness in the inverse conductivity problem for complex-valued Lipschitz conductivities in the plane

Boris Vainberg, Evgeny Lakshtanov, Jorge Tejero

arxiv:1703.04905 v2 · 2017-03-15 · math-ph · math.AP · 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{OEWTZBODB2LVO2BD3OOHJ3Y6RC}

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	2026-05-18T00:39:36.440017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

712d3c85c30e97576823db9c74ef1e88a1063d5ac248d9f8f84a168426645734

Aliases

arxiv: 1703.04905 · arxiv_version: 1703.04905v2 · doi: 10.48550/arxiv.1703.04905 · pith_short_12: OEWTZBODB2LV · pith_short_16: OEWTZBODB2LVO2BD · pith_short_8: OEWTZBOD

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/OEWTZBODB2LVO2BD3OOHJ3Y6RC \
  | 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: 712d3c85c30e97576823db9c74ef1e88a1063d5ac248d9f8f84a168426645734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d5f7cae28b5cb93bfed955f35ae810e9295bbe1626fac53c05d217e616085d8",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-03-15T03:12:36Z",
    "title_canon_sha256": "fc70991afb9aa796a40ff5d53ee584c7bc8d565d81e23241c57b7338909670fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04905",
    "kind": "arxiv",
    "version": 2
  }
}