Pith Number

pith:5W7VGDN6

pith:2023:5W7VGDN6FFW4RTGTYFXV6YZYKH

not attested not anchored not stored refs pending

Fully Discrete Pointwise Smoothing Error Estimates for Measure Valued Initial Data

Boris Vexler, Dmitriy Leykekhman, Jakob Wagner

arxiv:2304.13694 v2 · 2023-04-26 · 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{5W7VGDN6FFW4RTGTYFXV6YZYKH}

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	2026-05-20T01:04:48.098618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edbf530dbe296dc8ccd3c16f5f633851c3f2a888ced1b71187062edd8b601c9d

Aliases

arxiv: 2304.13694 · arxiv_version: 2304.13694v2 · doi: 10.48550/arxiv.2304.13694 · pith_short_12: 5W7VGDN6FFW4 · pith_short_16: 5W7VGDN6FFW4RTGT · pith_short_8: 5W7VGDN6

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/5W7VGDN6FFW4RTGTYFXV6YZYKH \
  | 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: edbf530dbe296dc8ccd3c16f5f633851c3f2a888ced1b71187062edd8b601c9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65e09b28603659b3d3c397efb21df12895b9636dbe0a31292791c849a5e409aa",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-04-26T17:19:01Z",
    "title_canon_sha256": "5c6bd2d0a5e32fbe3ec3fb568158906b8ff2a8f0c18995903955a50f59aff24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13694",
    "kind": "arxiv",
    "version": 2
  }
}