Pith Number

pith:B7HRAV3M

pith:2022:B7HRAV3MO4VWSHF7HKDBX6IVYR

not attested not anchored not stored refs pending

Compact Graph Structure Learning via Mutual Information Compression

Chuan Shi, Lingfei Wu, Nian Liu, Xiaojie Guo, Xiao Wang, Yu Chen

arxiv:2201.05540 v1 · 2022-01-14 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7HRAV3MO4VWSHF7HKDBX6IVYR}

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	2026-07-05T03:48:33.472898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fcf10576c772b691cbf3a861bf915c44919fb13cd0bbf2b5a0b03defe0adc56

Aliases

arxiv: 2201.05540 · arxiv_version: 2201.05540v1 · doi: 10.48550/arxiv.2201.05540 · pith_short_12: B7HRAV3MO4VW · pith_short_16: B7HRAV3MO4VWSHF7 · pith_short_8: B7HRAV3M

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/B7HRAV3MO4VWSHF7HKDBX6IVYR \
  | 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: 0fcf10576c772b691cbf3a861bf915c44919fb13cd0bbf2b5a0b03defe0adc56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc3a3ff74915183996c97d29f5c90aa8665adce8cdc8b6e8d3d79b0590589fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-01-14T16:22:33Z",
    "title_canon_sha256": "0d26bf3fb678a25bf63ea4276552289140ad8fe29ccd592354b914320401ad63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.05540",
    "kind": "arxiv",
    "version": 1
  }
}