Pith Number

pith:TMOOECYZ

pith:2012:TMOOECYZ5KHFJNYGY24BJFICIQ

not attested not anchored not stored refs pending

On perturbations of the isometric semigroup of shifts on the semiaxis

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

arxiv:1209.3434 v1 · 2012-09-15 · math.FA · 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{TMOOECYZ5KHFJNYGY24BJFICIQ}

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	2026-05-18T03:45:30.987727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b1ce20b19ea8e54b706c6b81495024401cbb6e6218483821ab81ed1fb09742a

Aliases

arxiv: 1209.3434 · arxiv_version: 1209.3434v1 · doi: 10.48550/arxiv.1209.3434 · pith_short_12: TMOOECYZ5KHF · pith_short_16: TMOOECYZ5KHFJNYG · pith_short_8: TMOOECYZ

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/TMOOECYZ5KHFJNYGY24BJFICIQ \
  | 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: 9b1ce20b19ea8e54b706c6b81495024401cbb6e6218483821ab81ed1fb09742a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76e76bbf2a3859414dc44b13c7c66bde7eeb380611b70c49d20c76b89cfd49c9",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-09-15T21:02:51Z",
    "title_canon_sha256": "693afb1bc9c036f4ae3d37765dec85f57715d02aefa72badfad1883e7e015787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3434",
    "kind": "arxiv",
    "version": 1
  }
}