Pith Number

pith:O7DQ2KNI

pith:2026:O7DQ2KNI26P3MBLNBGCBNBHQDX

not attested not anchored not stored refs pending

Self-Supervised Pretraining Improves Cross-Site and Cross-Scale Robustness of Point Cloud Leaf-Wood Segmentation

Changhyun Choi, Heeju Mun, Tackang Yang, Yunsoo Nam

arxiv:2607.06948 v1 · 2026-07-08 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7DQ2KNI26P3MBLNBGCBNBHQDX}

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	2026-07-09T00:19:40.903641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77c70d29a8d79fb6056d09841684f01dd60e303bb02564916cf8ec61fff5b68b

Aliases

arxiv: 2607.06948 · arxiv_version: 2607.06948v1 · doi: 10.48550/arxiv.2607.06948 · pith_short_12: O7DQ2KNI26P3 · pith_short_16: O7DQ2KNI26P3MBLN · pith_short_8: O7DQ2KNI

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/O7DQ2KNI26P3MBLNBGCBNBHQDX \
  | 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: 77c70d29a8d79fb6056d09841684f01dd60e303bb02564916cf8ec61fff5b68b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcd5c8dffefbb86a51f6966ded0f6f013c0aff2535f2194113cca7bcfee0c37f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-08T03:17:06Z",
    "title_canon_sha256": "568ee321c869da462bbe57342736abd5ce980a5806b3126562a42e2db040362d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06948",
    "kind": "arxiv",
    "version": 1
  }
}