Pith Number

pith:R3EYQXUO

pith:2017:R3EYQXUOQ6IAE3V47R6S4TU6DV

not attested not anchored not stored refs pending

Evaluation and interpolation over multivariate skew polynomial rings

Frank R. Kschischang, Umberto Mart\'inez-Pe\~nas

arxiv:1710.09606 v2 · 2017-10-26 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3EYQXUOQ6IAE3V47R6S4TU6DV}

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	2026-05-18T00:01:47.398720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec9885e8e8790026ebcfc7d2e4e9e1d55653354b257dc55dba8cf1ed60a4fbe

Aliases

arxiv: 1710.09606 · arxiv_version: 1710.09606v2 · doi: 10.48550/arxiv.1710.09606 · pith_short_12: R3EYQXUOQ6IA · pith_short_16: R3EYQXUOQ6IAE3V4 · pith_short_8: R3EYQXUO

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/R3EYQXUOQ6IAE3V47R6S4TU6DV \
  | 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: 8ec9885e8e8790026ebcfc7d2e4e9e1d55653354b257dc55dba8cf1ed60a4fbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf75150ed956d3f2791a51fa2c5f1ea9ac29abd2f1faddbbb5dfc9904b7a1c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-10-26T09:27:05Z",
    "title_canon_sha256": "e79096aef93545de337f14147d47b9b406f811c4d17f2d386c63cfff0e6d2c97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09606",
    "kind": "arxiv",
    "version": 2
  }
}