Pith Number

pith:BUYZGQWE

pith:2021:BUYZGQWEZ5UDDQIBTH5SOH7N3Z

not attested not anchored not stored refs pending

Graph Compression with Application to Model Selection

Anders Host-Madsen, Andras Bratincsak, June Zhang, Mojtaba Abolfazli

arxiv:2110.00701 v1 · 2021-10-02 · 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{BUYZGQWEZ5UDDQIBTH5SOH7N3Z}

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	2026-07-05T03:19:47.480337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d319342c4cf6831c10199fb271fedde7ab34ac83f32f0be68af2d202457740a

Aliases

arxiv: 2110.00701 · arxiv_version: 2110.00701v1 · doi: 10.48550/arxiv.2110.00701 · pith_short_12: BUYZGQWEZ5UD · pith_short_16: BUYZGQWEZ5UDDQIB · pith_short_8: BUYZGQWE

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/BUYZGQWEZ5UDDQIBTH5SOH7N3Z \
  | 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: 0d319342c4cf6831c10199fb271fedde7ab34ac83f32f0be68af2d202457740a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2da1f84e06484af402ec4ce86f6e82260a1908f4d71729ad7b13a4f85849a608",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-10-02T01:15:34Z",
    "title_canon_sha256": "db3a8e954e7c253fea641c4b2a6544675dd2112d0e0da6e7850f2f296ea3a1e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.00701",
    "kind": "arxiv",
    "version": 1
  }
}