Pith Number

pith:U3LGUWSR

pith:2017:U3LGUWSRCLKS6PGLAU7JQJNMGE

not attested not anchored not stored refs pending

A Potapov-type approach to a truncated matricial Stieltjes-type power moment problem

B. Fritzsche, B. Kirstein, C. M\"adler, T. Makarevich

arxiv:1712.08358 v1 · 2017-12-22 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3LGUWSRCLKS6PGLAU7JQJNMGE}

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	2026-05-18T00:27:23.669858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6d66a5a5112d52f3ccb053e9825ac310565ae3ea5f134c90e00a72fe18d78e7

Aliases

arxiv: 1712.08358 · arxiv_version: 1712.08358v1 · doi: 10.48550/arxiv.1712.08358 · pith_short_12: U3LGUWSRCLKS · pith_short_16: U3LGUWSRCLKS6PGL · pith_short_8: U3LGUWSR

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/U3LGUWSRCLKS6PGLAU7JQJNMGE \
  | 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: a6d66a5a5112d52f3ccb053e9825ac310565ae3ea5f134c90e00a72fe18d78e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b186c222c2417654167a575eaaac8d1beadb223c9a8661a0f38bdbfda05b4683",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-12-22T09:09:33Z",
    "title_canon_sha256": "a5bb4ecd7f89835c65f3446025e7be6ee748cbdc5b4c8c83ee1d69237197fc80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08358",
    "kind": "arxiv",
    "version": 1
  }
}