Pith Number

pith:2UO7EEPF

pith:2016:2UO7EEPFDXHYF54WGHYSZ7TIQY

not attested not anchored not stored refs pending

Inverse spectral theory and the Minkowski problem for the surface of revolution

Evgeny L. Korotyaev, Hiroshi Isozaki

arxiv:1605.05031 v1 · 2016-05-17 · math-ph · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UO7EEPFDXHYF54WGHYSZ7TIQY}

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	2026-05-18T01:14:37.651719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d51df211e51dcf82f79631f12cfe68861c4468597d928fef9332e0386b8ae8ba

Aliases

arxiv: 1605.05031 · arxiv_version: 1605.05031v1 · doi: 10.48550/arxiv.1605.05031 · pith_short_12: 2UO7EEPFDXHY · pith_short_16: 2UO7EEPFDXHYF54W · pith_short_8: 2UO7EEPF

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/2UO7EEPFDXHYF54WGHYSZ7TIQY \
  | 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: d51df211e51dcf82f79631f12cfe68861c4468597d928fef9332e0386b8ae8ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6582f0a88936f859f658febc629b19e9edbb582d61507abe0ddbddab3b58e8ad",
    "cross_cats_sorted": [
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-05-17T06:25:52Z",
    "title_canon_sha256": "89672ee285895457355dc7c55999a67b8dfd633a6298ced6dd7d0fddf439e281"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05031",
    "kind": "arxiv",
    "version": 1
  }
}