Pith Number

pith:3AXJHEXK

pith:2017:3AXJHEXKGHXWVKLJZUACO4VUMV

not attested not anchored not stored refs pending

A Fast and Efficient Near-Lossless Image Compression using Zipper Transformation

Babajide O. Ayinde

arxiv:1710.02907 v2 · 2017-10-09 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3AXJHEXKGHXWVKLJZUACO4VUMV}

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	2026-05-18T00:33:12.615188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82e9392ea31ef6aa969cd002772b46564cf2b051d57ed6de8f7b1b7de9af139

Aliases

arxiv: 1710.02907 · arxiv_version: 1710.02907v2 · doi: 10.48550/arxiv.1710.02907 · pith_short_12: 3AXJHEXKGHXW · pith_short_16: 3AXJHEXKGHXWVKLJ · pith_short_8: 3AXJHEXK

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/3AXJHEXKGHXWVKLJZUACO4VUMV \
  | 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: d82e9392ea31ef6aa969cd002772b46564cf2b051d57ed6de8f7b1b7de9af139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f16eef465953289a8a3b815dcadd3ce1d7cc53118761301556f92c11d3cd47ed",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2017-10-09T01:31:39Z",
    "title_canon_sha256": "ecd3ddc2ed7b9534e0b3e76f821186237a3e1cade5fbc7e5ddf0100ad2862ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02907",
    "kind": "arxiv",
    "version": 2
  }
}