Pith Number

pith:TJJOON7K

pith:1995:TJJOON7KOOP2BCTTHB57HATVR4

not attested not anchored not stored refs pending

Compact Jacobi matrices: from Stieltjes to Krein and M(a,b)

Walter Van Assche

arxiv:math/9510214 v1 · 1995-10-09 · 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{TJJOON7KOOP2BCTTHB57HATVR4}

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	2026-05-18T03:11:24.422337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a52e737ea739fa08a73387bf382758f374a334faf5af131e596035941f270ab

Aliases

arxiv: math/9510214 · arxiv_version: math/9510214v1 · doi: 10.48550/arxiv.math/9510214 · pith_short_12: TJJOON7KOOP2 · pith_short_16: TJJOON7KOOP2BCTT · pith_short_8: TJJOON7K

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/TJJOON7KOOP2BCTTHB57HATVR4 \
  | 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: 9a52e737ea739fa08a73387bf382758f374a334faf5af131e596035941f270ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aa03df8b479db7fedd7444a81b74e9964ad93d7f542c92ba965e65e801aa0fc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "1995-10-09T00:00:00Z",
    "title_canon_sha256": "6526238e007d68ea6512c9a549fe286a7938308e6d8aba1603cc3ef076c640b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9510214",
    "kind": "arxiv",
    "version": 1
  }
}