Pith Number

pith:OOAWXCXF

pith:2017:OOAWXCXF5SN2CEX3FHFQC37T7I

not attested not anchored not stored refs pending

Generalized Pseudospectral Method and Zeros of Orthogonal Polynomials

Clark Mourning, Oksana Bihun

arxiv:1701.05542 v2 · 2017-01-19 · 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{OOAWXCXF5SN2CEX3FHFQC37T7I}

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	2026-05-18T00:13:07.835807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73816b8ae5ec9ba112fb29cb016ff3fa3903c883199945a11f235eed5943ed08

Aliases

arxiv: 1701.05542 · arxiv_version: 1701.05542v2 · doi: 10.48550/arxiv.1701.05542 · pith_short_12: OOAWXCXF5SN2 · pith_short_16: OOAWXCXF5SN2CEX3 · pith_short_8: OOAWXCXF

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/OOAWXCXF5SN2CEX3FHFQC37T7I \
  | 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: 73816b8ae5ec9ba112fb29cb016ff3fa3903c883199945a11f235eed5943ed08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0924e23fcb7865ac2d3786ca5aaf745343ffb87d4e296094950bb14ce8f2357",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-01-19T18:27:24Z",
    "title_canon_sha256": "71c4d7f6873e93dda54fbd11fe5820fda1eddf932a78cc7b0edc818272f57fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05542",
    "kind": "arxiv",
    "version": 2
  }
}