Pith Number

pith:SGZVCXU4

pith:2017:SGZVCXU4CM7HBYPN23WL77RVRA

not attested not anchored not stored refs pending

Row-Centric Lossless Compression of Markov Images

David L. Neuhoff, Matthew G. Reyes

arxiv:1702.08055 v1 · 2017-02-26 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGZVCXU4CM7HBYPN23WL77RVRA}

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	2026-05-18T00:49:56.179480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91b3515e9c133e70e1edd6ecbffe35882e83e188b570d0facfb9299c9b03dde7

Aliases

arxiv: 1702.08055 · arxiv_version: 1702.08055v1 · doi: 10.48550/arxiv.1702.08055 · pith_short_12: SGZVCXU4CM7H · pith_short_16: SGZVCXU4CM7HBYPN · pith_short_8: SGZVCXU4

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/SGZVCXU4CM7HBYPN23WL77RVRA \
  | 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: 91b3515e9c133e70e1edd6ecbffe35882e83e188b570d0facfb9299c9b03dde7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7db1e643134eb470841ebd5ddcc89385b8d7295d5681053321743b457ff133ba",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-26T17:16:51Z",
    "title_canon_sha256": "a1477a5f320b94eae3857bcddc904d8a9ed9f4af3643077868c0f4bfcc3a3031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08055",
    "kind": "arxiv",
    "version": 1
  }
}