Pith Number

pith:F3GAAR37

pith:2019:F3GAAR37B7T2ZXF5LPQ5SX2X66

not attested not anchored not stored refs pending

Boas' problem for Hankel transforms

Alberto Debernardi

arxiv:1907.09253 v1 · 2019-07-22 · 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{F3GAAR37B7T2ZXF5LPQ5SX2X66}

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	2026-05-17T23:39:59.723798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ecc00477f0fe7acdcbd5be1d95f57f7a03bf5feeaeee5ad9553ab3dc9a4d024

Aliases

arxiv: 1907.09253 · arxiv_version: 1907.09253v1 · doi: 10.48550/arxiv.1907.09253 · pith_short_12: F3GAAR37B7T2 · pith_short_16: F3GAAR37B7T2ZXF5 · pith_short_8: F3GAAR37

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/F3GAAR37B7T2ZXF5LPQ5SX2X66 \
  | 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: 2ecc00477f0fe7acdcbd5be1d95f57f7a03bf5feeaeee5ad9553ab3dc9a4d024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10119e0f51acb3afde23fdb9b1263aedc6080e57727ce7c804c401ec14a12807",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-07-22T12:06:49Z",
    "title_canon_sha256": "da1e7e52c38e7f9856c019465efda3f9ebbe230d928f6e9c522834d4d9230c8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09253",
    "kind": "arxiv",
    "version": 1
  }
}