Pith Number

pith:IO4U66QG

pith:2025:IO4U66QGQW4VNUIVQDIODDUI4T

not attested not anchored not stored refs pending

fabSAM: A Farmland Boundary Delineation Method Based on the Segment Anything Model

Hanzhi Wu, HongXiang Tong, Lei Xiao, Ling Li, Thomas Cherico Wanger, Wenwen Zhou, Yufeng Xie

arxiv:2501.12487 v1 · 2025-01-21 · cs.CV · cs.AI · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IO4U66QGQW4VNUIVQDIODDUI4T}

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	2026-07-05T10:03:53.754180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b94f7a0685b956d11580d0e18e88e4dbc6b6a823d0fcc326c9934159dd0db8

Aliases

arxiv: 2501.12487 · arxiv_version: 2501.12487v1 · doi: 10.48550/arxiv.2501.12487 · pith_short_12: IO4U66QGQW4V · pith_short_16: IO4U66QGQW4VNUIV · pith_short_8: IO4U66QG

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/IO4U66QGQW4VNUIVQDIODDUI4T \
  | 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: 43b94f7a0685b956d11580d0e18e88e4dbc6b6a823d0fcc326c9934159dd0db8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab8f1941696714bdeaaf9d3dfbacecc4a810efd7aac655579ce106147d1a0e23",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-21T20:23:22Z",
    "title_canon_sha256": "cd07c883b1273593bb0fc826ce5ee9e39bac02128d62b040444807cc3eb75a97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.12487",
    "kind": "arxiv",
    "version": 1
  }
}