Pith Number

pith:RIBOVWNT

pith:2026:RIBOVWNTZZMVMPPHV3WLO2PJOE

not attested not anchored not stored refs pending

Two weight estimates for difference quotients

Andreas Seeger, Brian Street, Carlos Perez, Po-Lam Yung

arxiv:2606.19288 v1 · 2026-06-17 · math.CA · math.AP · math.FA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIBOVWNTZZMVMPPHV3WLO2PJOE}

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	2026-06-19T16:12:09.804763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a02ead9b3ce59563de7aeecb769e9710b7182b6e4a9a1eee113928a56d378b1

Aliases

arxiv: 2606.19288 · arxiv_version: 2606.19288v1 · doi: 10.48550/arxiv.2606.19288 · pith_short_12: RIBOVWNTZZMV · pith_short_16: RIBOVWNTZZMVMPPH · pith_short_8: RIBOVWNT

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/RIBOVWNTZZMVMPPHV3WLO2PJOE \
  | 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: 8a02ead9b3ce59563de7aeecb769e9710b7182b6e4a9a1eee113928a56d378b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8579f3397405b3d9d7f24cd6b157d4d476124d6473e9faea2c5857c648d30056",
    "cross_cats_sorted": [
      "math.AP",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2026-06-17T17:09:38Z",
    "title_canon_sha256": "9bb34e3d90436709714f4872ec3f19a6f38f591339ebf4a9df5041a83c4bb281"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19288",
    "kind": "arxiv",
    "version": 1
  }
}