Pith Number

pith:L3BQ64SB

pith:2012:L3BQ64SBV5JQEOC7TT3EJS6NAP

not attested not anchored not stored refs pending

On applications of the model spaces to the construction of cocyclic perturbations of the semigroup of shifts on the semiaxis

A.D. Baranov, G.G. Amosov, V.V. Kapustin

arxiv:1209.3435 v1 · 2012-09-15 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L3BQ64SBV5JQEOC7TT3EJS6NAP}

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	2026-05-18T03:45:30.981370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ec30f7241af5302385f9cf644cbcd03fd18a32fc7d0fb31eb419a522564c279

Aliases

arxiv: 1209.3435 · arxiv_version: 1209.3435v1 · doi: 10.48550/arxiv.1209.3435 · pith_short_12: L3BQ64SBV5JQ · pith_short_16: L3BQ64SBV5JQEOC7 · pith_short_8: L3BQ64SB

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/L3BQ64SBV5JQEOC7TT3EJS6NAP \
  | 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: 5ec30f7241af5302385f9cf644cbcd03fd18a32fc7d0fb31eb419a522564c279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b47d084c9cf6ced0a6f8b12af2d34292ae5a543ec3119076d770b13b6c7883f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-09-15T21:13:03Z",
    "title_canon_sha256": "2a2a537433d88d4c6c618574c5f00fa8eb3aceabaa9e6dbdcce8bfc6aa01f2df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3435",
    "kind": "arxiv",
    "version": 1
  }
}