Pith Number

pith:FGIT3J6W

pith:2014:FGIT3J6WAXVAMIANIHKGUEGGFY

not attested not anchored not stored refs pending

Spectral Meromorphic Operators and Nonlinear Systems

(2) University of Maryland at College Park, Moscow, Moscow), P. G. Grinevich (1), Russia, S.Novikov (2) ((1) Landau Institute for Theoretical Physics, Steklov Math Institute, USA

arxiv:1409.6349 v2 · 2014-09-22 · math.FA · math-ph · math.MP · 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{FGIT3J6WAXVAMIANIHKGUEGGFY}

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	2026-05-18T01:41:58.944966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29913da7d605ea06200d41d46a10c62e0a20adf2b27568c17eb06d6bacdd8b0a

Aliases

arxiv: 1409.6349 · arxiv_version: 1409.6349v2 · doi: 10.48550/arxiv.1409.6349 · pith_short_12: FGIT3J6WAXVA · pith_short_16: FGIT3J6WAXVAMIAN · pith_short_8: FGIT3J6W

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/FGIT3J6WAXVAMIANIHKGUEGGFY \
  | 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: 29913da7d605ea06200d41d46a10c62e0a20adf2b27568c17eb06d6bacdd8b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "387e210081335b70a927f33f9f4a9cef23c432ac81ce4a89c1b88ee78fc9e1e3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-09-22T21:38:25Z",
    "title_canon_sha256": "dab0a9ad524bd24eecf5c2ccfa1154f7967bab3e4efbb2b7108c729cc04ebec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6349",
    "kind": "arxiv",
    "version": 2
  }
}