Pith Number

pith:DT7ZKOSZ

pith:2017:DT7ZKOSZ2TU4NA3KFVTGBOQIXM

not attested not anchored not stored refs pending

Dynamical inverse problem for Jacobi matrices

A. S. Mikhaylov, V. S. Mikhaylov

arxiv:1704.02481 v1 · 2017-04-08 · 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{DT7ZKOSZ2TU4NA3KFVTGBOQIXM}

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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.

Cited by

1 paper in Pith

Inverse dynamic problems for canonical systems and de Branges spaces

Receipt and verification

First computed	2026-07-05T00:26:55.027140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cff953a59d4e9c6836a2d6660ba08bb2822cec2077d050a48409ada01136019

Aliases

arxiv: 1704.02481 · arxiv_version: 1704.02481v1 · doi: 10.48550/arxiv.1704.02481 · pith_short_12: DT7ZKOSZ2TU4 · pith_short_16: DT7ZKOSZ2TU4NA3K · pith_short_8: DT7ZKOSZ

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/DT7ZKOSZ2TU4NA3KFVTGBOQIXM \
  | 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: 1cff953a59d4e9c6836a2d6660ba08bb2822cec2077d050a48409ada01136019

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d96f2183605a7efa45d6bd1fb63a9792a12e4b75fc5b7ccacd4006c77cd96c8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2017-04-08T11:54:44Z",
    "title_canon_sha256": "368e7dd17ad513b0aa978d9f82e66bb4e16c836b256c3990341d2d3d60a72282"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02481",
    "kind": "arxiv",
    "version": 1
  }
}