Pith Number

pith:GYTTWGHY

pith:2017:GYTTWGHYHLBQCOWJEW6ANCSUDA

not attested not anchored not stored refs pending

Stechkin's problem for functions of a self-adjoint operator in a Hilbert space, Taikov-type inequalities and their applications

Nadiia Kriachko, Vladyslav Babenko, Yuliya Babenko

arxiv:1703.04045 v1 · 2017-03-11 · 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{GYTTWGHYHLBQCOWJEW6ANCSUDA}

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	2026-05-18T00:48:50.052456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36273b18f83ac3013ac925bc068a54182a372a74961443301efb7d8cbf7469f6

Aliases

arxiv: 1703.04045 · arxiv_version: 1703.04045v1 · doi: 10.48550/arxiv.1703.04045 · pith_short_12: GYTTWGHYHLBQ · pith_short_16: GYTTWGHYHLBQCOWJ · pith_short_8: GYTTWGHY

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/GYTTWGHYHLBQCOWJEW6ANCSUDA \
  | 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: 36273b18f83ac3013ac925bc068a54182a372a74961443301efb7d8cbf7469f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cb04f44b50e02ee1a122f7b6b01aaf76dafc2aac9ee7aa27bc38459bf0c7a60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-03-11T23:53:41Z",
    "title_canon_sha256": "dd1bbb4f433ad74de86119068a5f25b7bea717430bf59e543dd83c356890b85f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04045",
    "kind": "arxiv",
    "version": 1
  }
}