Pith Number

pith:AOBODQW5

pith:2025:AOBODQW5I5LF6URRIXFBUF3W5R

not attested not anchored not stored refs pending

On the construction of de Branges spaces for dynamical systems associated with finite Jacobi matrices

A.S. Mikhaylov, V.S. Mikhaylov

arxiv:2505.20905 v1 · 2025-05-27 · math.AP · math.DS · 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{AOBODQW5I5LF6URRIXFBUF3W5R}

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	2026-07-05T11:10:20.745175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0382e1c2dd47565f523145ca1a1776ec6edde421780a554b9bbc39571e3abf4b

Aliases

arxiv: 2505.20905 · arxiv_version: 2505.20905v1 · doi: 10.48550/arxiv.2505.20905 · pith_short_12: AOBODQW5I5LF · pith_short_16: AOBODQW5I5LF6URR · pith_short_8: AOBODQW5

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/AOBODQW5I5LF6URRIXFBUF3W5R \
  | 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: 0382e1c2dd47565f523145ca1a1776ec6edde421780a554b9bbc39571e3abf4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b82645159950a8ef9bb8c66ee66b987db70de7aafb4fb8f0672deb56da3363a",
    "cross_cats_sorted": [
      "math.DS",
      "math.SP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-05-27T08:51:40Z",
    "title_canon_sha256": "8cbaf1e5e8659b98a4630da781bb69583a9a2214ee3acd128192ead2117b579b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20905",
    "kind": "arxiv",
    "version": 1
  }
}