Pith Number

pith:O2RYFKCG

pith:2017:O2RYFKCGJSC74LRLCBHSVB7A4I

not attested not anchored not stored refs pending

Regularity of anisotropic refinable functions

Maria Charina, Vladimir Yu. Protasov

arxiv:1702.00269 v2 · 2017-02-01 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2RYFKCGJSC74LRLCBHSVB7A4I}

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	2026-05-17T23:42:59.222420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76a382a8464c85fe2e2b104f2a87e0e2045d728f80d8ebe9001df4e8851fe9f0

Aliases

arxiv: 1702.00269 · arxiv_version: 1702.00269v2 · doi: 10.48550/arxiv.1702.00269 · pith_short_12: O2RYFKCGJSC7 · pith_short_16: O2RYFKCGJSC74LRL · pith_short_8: O2RYFKCG

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/O2RYFKCGJSC74LRLCBHSVB7A4I \
  | 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: 76a382a8464c85fe2e2b104f2a87e0e2045d728f80d8ebe9001df4e8851fe9f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5278d58ac5a340f4563726365be2c2f0fefd31e3bc9bd81419c86696c1f1488",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-02-01T14:19:17Z",
    "title_canon_sha256": "b32f70452bcc5144b7d96fa7de65b4734720087dcd88cf41a698cb583afe860e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00269",
    "kind": "arxiv",
    "version": 2
  }
}