Pith Number

pith:BKGXUMC4

pith:2015:BKGXUMC4LBKGXUO2PKI6QUS5DS

not attested not anchored not stored refs pending

Do orthogonal polynomials dream of symmetric curves?

A. Martinez-Finkelshtein, E. A. Rakhmanov

arxiv:1511.09175 v2 · 2015-11-30 · 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{BKGXUMC4LBKGXUO2PKI6QUS5DS}

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	2026-05-18T01:16:24.526992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8d7a305c58546bd1da7a91e8525d1cb2988cbc669e23db4c9c0dcc8dbaa48c

Aliases

arxiv: 1511.09175 · arxiv_version: 1511.09175v2 · doi: 10.48550/arxiv.1511.09175 · pith_short_12: BKGXUMC4LBKG · pith_short_16: BKGXUMC4LBKGXUO2 · pith_short_8: BKGXUMC4

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/BKGXUMC4LBKGXUO2PKI6QUS5DS \
  | 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: 0a8d7a305c58546bd1da7a91e8525d1cb2988cbc669e23db4c9c0dcc8dbaa48c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b96de6a126d4e628817101da6898334f1f887e5fddc33a8336b73bb8be598ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-11-30T06:36:47Z",
    "title_canon_sha256": "6136280ed475caadbdccd4366f25774b20528190ac2420f86924baeaeaa89f4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09175",
    "kind": "arxiv",
    "version": 2
  }
}