Pith Number

pith:H3VGGQUQ

pith:2019:H3VGGQUQZDV76AIIVJ4MGYG4HM

not attested not anchored not stored refs pending

Ultraspherical moments on a set of disjoint intervals

Hashem Alsabi, James Griffin

arxiv:1901.04219 v1 · 2019-01-14 · 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{H3VGGQUQZDV76AIIVJ4MGYG4HM}

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	2026-05-17T23:56:26.049645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eea634290c8ebff0108aa78c360dc3b3ff1e39358a4fa82d5006337c6bd60a8

Aliases

arxiv: 1901.04219 · arxiv_version: 1901.04219v1 · doi: 10.48550/arxiv.1901.04219 · pith_short_12: H3VGGQUQZDV7 · pith_short_16: H3VGGQUQZDV76AII · pith_short_8: H3VGGQUQ

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/H3VGGQUQZDV76AIIVJ4MGYG4HM \
  | 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: 3eea634290c8ebff0108aa78c360dc3b3ff1e39358a4fa82d5006337c6bd60a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f8b2357b0791ae0257ced4281deb49975feed1e3e85d9707cf70d534ccdbaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-01-14T10:17:23Z",
    "title_canon_sha256": "0dfeb01f7fd2760fb211471e0f73847833d96164af590c411938fee05e89d946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04219",
    "kind": "arxiv",
    "version": 1
  }
}