Pith Number

pith:DQUC4ZJZ

pith:2018:DQUC4ZJZ6E5I5AAUQUSKYNYBCX

not attested not anchored not stored refs pending

Hermitian and Pseudo-Hermitian Reduction of the GMV Auxiliary System. Spectral Properties of the Recursion Operators

A. B. Yanovski, T. I. Valchev

arxiv:1808.05568 v1 · 2018-08-16 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQUC4ZJZ6E5I5AAUQUSKYNYBCX}

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	2026-05-18T00:07:56.612605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c282e6539f13a8e80148524ac370115dd8fbf0bfd47528da8fda94cd2f66a33

Aliases

arxiv: 1808.05568 · arxiv_version: 1808.05568v1 · doi: 10.48550/arxiv.1808.05568 · pith_short_12: DQUC4ZJZ6E5I · pith_short_16: DQUC4ZJZ6E5I5AAU · pith_short_8: DQUC4ZJZ

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/DQUC4ZJZ6E5I5AAUQUSKYNYBCX \
  | 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: 1c282e6539f13a8e80148524ac370115dd8fbf0bfd47528da8fda94cd2f66a33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fd8e4399cad1176b24909c3fbd9788acd686ec277a8a38e306479d3b97af4e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2018-08-16T16:19:09Z",
    "title_canon_sha256": "eb6192f2454b45c2b6cc17c3b7e07adce0f7f7c12909af26e55495eee31ae29a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05568",
    "kind": "arxiv",
    "version": 1
  }
}