Pith Number

pith:ZL4EFYCE

pith:2011:ZL4EFYCENGKKS6SOCCZCCVEZKN

not attested not anchored not stored refs pending

The uniqueness in the inverse problem for transmission eigenvalues for the spherically-symmetric variable-speed wave equation

Drossos Gintides, Tuncay Aktosun, Vassilis G. Papanicolaou

arxiv:1106.2843 v1 · 2011-06-14 · 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{ZL4EFYCENGKKS6SOCCZCCVEZKN}

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	2026-05-18T03:27:33.137827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf842e0446994a97a4e10b2215499534ca558d6712fdc398668ef47951a93fe

Aliases

arxiv: 1106.2843 · arxiv_version: 1106.2843v1 · doi: 10.48550/arxiv.1106.2843 · pith_short_12: ZL4EFYCENGKK · pith_short_16: ZL4EFYCENGKKS6SO · pith_short_8: ZL4EFYCE

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/ZL4EFYCENGKKS6SOCCZCCVEZKN \
  | 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: caf842e0446994a97a4e10b2215499534ca558d6712fdc398668ef47951a93fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c391a62a63c162bb2130b245544c3830ff080b6801191f47f311f398817c48b8",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-06-14T23:22:45Z",
    "title_canon_sha256": "2f4d9effeb697eced85868f0f989f95d800c2d68688378d2a866630df02bc7ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2843",
    "kind": "arxiv",
    "version": 1
  }
}