Pith Number

pith:Y5QYAUXR

pith:2025:Y5QYAUXRDFS7E5ZSFJQEUWYAL6

not attested not anchored not stored refs pending

A Low-Cost Machine Learning Approach for Timber Diameter Estimation

Fatemeh Hasanzadeh Fard, Mehdi Jonoobi, Sanaz Hasanzadeh Fard

arxiv:2507.17219 v1 · 2025-07-23 · cs.CV · 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{Y5QYAUXRDFS7E5ZSFJQEUWYAL6}

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	2026-07-05T11:42:03.746901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7618052f11965f277322a604a5b005f8c4fee02ba914f0617d3da6453a8f95e

Aliases

arxiv: 2507.17219 · arxiv_version: 2507.17219v1 · doi: 10.48550/arxiv.2507.17219 · pith_short_12: Y5QYAUXRDFS7 · pith_short_16: Y5QYAUXRDFS7E5ZS · pith_short_8: Y5QYAUXR

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/Y5QYAUXRDFS7E5ZSFJQEUWYAL6 \
  | 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: c7618052f11965f277322a604a5b005f8c4fee02ba914f0617d3da6453a8f95e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8afe2664b59b4199e4348365d74b0b846f9b75abb28cb2188b77b482a493f86",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-23T05:29:28Z",
    "title_canon_sha256": "575eea501fcbf3181a60dc35c325a49b9295234c1950d531ed4a03a32b8a0f68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17219",
    "kind": "arxiv",
    "version": 1
  }
}