Pith Number

pith:INPYIIK4

pith:2020:INPYIIK4QDKXJA4NL5BN3QKJW6

not attested not anchored not stored refs pending

Interpretation and Simplification of Deep Forest

Byoung Chul Ko, Mira Jeong, Sangwon Kim

arxiv:2001.04721 v4 · 2020-01-14 · cs.AI · 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{INPYIIK4QDKXJA4NL5BN3QKJW6}

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	2026-07-05T01:58:54.432007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

435f84215c80d574838d5f42ddc149b780acec30d9654c037fbbfc784c426c29

Aliases

arxiv: 2001.04721 · arxiv_version: 2001.04721v4 · doi: 10.48550/arxiv.2001.04721 · pith_short_12: INPYIIK4QDKX · pith_short_16: INPYIIK4QDKXJA4N · pith_short_8: INPYIIK4

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/INPYIIK4QDKXJA4NL5BN3QKJW6 \
  | 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: 435f84215c80d574838d5f42ddc149b780acec30d9654c037fbbfc784c426c29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcb5babcd7395b8b545f8d76da8aed5c874442aea2d7cf2b8198a5b34d217a06",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-01-14T11:30:26Z",
    "title_canon_sha256": "c4f7de34b77d3410aa3bfa3d7f83dc8481df0accad7f9d390498adfe5dc9ea6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.04721",
    "kind": "arxiv",
    "version": 4
  }
}