Pith Number

pith:5ACWCXY6

pith:2018:5ACWCXY6TWKKEV2T7K2NUF7V42

not attested not anchored not stored refs pending

RG Smoothing Algorithm Which Makes Data Compression

Anna Sinelnikova

arxiv:1806.01663 v1 · 2018-06-05 · 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{5ACWCXY6TWKKEV2T7K2NUF7V42}

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	2026-05-18T00:14:12.128450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e805615f1e9d94a25753fab4da17f5e69ea373d067234a39bd3064823373e7e3

Aliases

arxiv: 1806.01663 · arxiv_version: 1806.01663v1 · doi: 10.48550/arxiv.1806.01663 · pith_short_12: 5ACWCXY6TWKK · pith_short_16: 5ACWCXY6TWKKEV2T · pith_short_8: 5ACWCXY6

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/5ACWCXY6TWKKEV2T7K2NUF7V42 \
  | 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: e805615f1e9d94a25753fab4da17f5e69ea373d067234a39bd3064823373e7e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff7633b8ff2891d11c6b8c717096da50087d4ccf2cb6fac5dacc2809689903dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-06-05T12:51:24Z",
    "title_canon_sha256": "5c0aaf6a296467ac84d7034b3282f65b62bbcec0a8905ffae9caf339c001d46d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01663",
    "kind": "arxiv",
    "version": 1
  }
}