Pith Number

pith:DLJZ7ZF7

pith:2018:DLJZ7ZF7NOIHKUQUZB2HIUGL3U

not attested not anchored not stored refs pending

A quadratic finite element wavelet Riesz basis

Nikolaos Rekatsinas, Rob Stevenson

arxiv:1801.00978 v1 · 2018-01-03 · math.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{DLJZ7ZF7NOIHKUQUZB2HIUGL3U}

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	2026-05-18T00:26:48.180036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ad39fe4bf6b90755214c8747450cbdd282299cb818cab1fd7ad5afef10c3ad8

Aliases

arxiv: 1801.00978 · arxiv_version: 1801.00978v1 · doi: 10.48550/arxiv.1801.00978 · pith_short_12: DLJZ7ZF7NOIH · pith_short_16: DLJZ7ZF7NOIHKUQU · pith_short_8: DLJZ7ZF7

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/DLJZ7ZF7NOIHKUQUZB2HIUGL3U \
  | 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: 1ad39fe4bf6b90755214c8747450cbdd282299cb818cab1fd7ad5afef10c3ad8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36382d49bfe0f12f0cc0e60e9f5aa1f6f6359ddca52dac5e117e6921c5cc1947",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-03T12:48:35Z",
    "title_canon_sha256": "678470b07abe3151997b899fe5b632ee1b2326631f873f4307f9452db0725e79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00978",
    "kind": "arxiv",
    "version": 1
  }
}