Pith Number

pith:3YYNGV7R

pith:2015:3YYNGV7RQWVCA3PLLKAXUWF4YP

not attested not anchored not stored refs pending

Skew-selfadjoint Dirac systems: stability of the procedure of explicit solving the inverse problem

A.L. Sakhnovich, B. Fritzsche, B. Kirstein, I.Ya. Roitberg

arxiv:1510.00793 v2 · 2015-10-03 · math.SP · math.CA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YYNGV7RQWVCA3PLLKAXUWF4YP}

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	2026-05-18T00:20:49.492744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de30d357f185aa206deb5a817a58bcc3ebc94b8ac9e89e9b7a940d063672a844

Aliases

arxiv: 1510.00793 · arxiv_version: 1510.00793v2 · doi: 10.48550/arxiv.1510.00793 · pith_short_12: 3YYNGV7RQWVC · pith_short_16: 3YYNGV7RQWVCA3PL · pith_short_8: 3YYNGV7R

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/3YYNGV7RQWVCA3PLLKAXUWF4YP \
  | 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: de30d357f185aa206deb5a817a58bcc3ebc94b8ac9e89e9b7a940d063672a844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "366cbc598f108a092e49f21bfacb41982353ceb270bdb67283f74a237bb36c99",
    "cross_cats_sorted": [
      "math.CA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2015-10-03T08:49:15Z",
    "title_canon_sha256": "66e4c43e6a756385237a683d2bccec79cfbb271b86522b533b737c23f40cb231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00793",
    "kind": "arxiv",
    "version": 2
  }
}