Pith Number

pith:XRVZPHJG

pith:2018:XRVZPHJG6NKIVPDDTENN3KIBN3

not attested not anchored not stored refs pending

Hilbert spaces of analytic functions with a contractive backward shift

Alexandru Aleman, Bartosz Malman

arxiv:1805.11842 v1 · 2018-05-30 · 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{XRVZPHJG6NKIVPDDTENN3KIBN3}

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	2026-05-17T23:56:29.797064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6b979d26f3548abc63991adda9016efec7a9bd234342d4eddd45e0a1a46818

Aliases

arxiv: 1805.11842 · arxiv_version: 1805.11842v1 · doi: 10.48550/arxiv.1805.11842 · pith_short_12: XRVZPHJG6NKI · pith_short_16: XRVZPHJG6NKIVPDD · pith_short_8: XRVZPHJG

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/XRVZPHJG6NKIVPDDTENN3KIBN3 \
  | 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: bc6b979d26f3548abc63991adda9016efec7a9bd234342d4eddd45e0a1a46818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eccc531eaabf13227980ade9dbda538dd571141b2fdad59818484f987cb4e8ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-05-30T07:51:07Z",
    "title_canon_sha256": "6477209eda683f1838d8644853cd914e56a12593a8305aa481c7702881024132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11842",
    "kind": "arxiv",
    "version": 1
  }
}