Pith Number

pith:7JZOY645

pith:2026:7JZOY645ZJVVFAYOTPYWO25M6S

not attested not anchored not stored refs pending

From field-scale to large-scale spectral libraries: Tabular foundation models in soil spectroscopy

Jonas Schmidinger, Martin Atzmueller, Robin Gebbers, Viacheslav Barkov

arxiv:2608.00608 v1 · 2026-08-01 · 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{7JZOY645ZJVVFAYOTPYWO25M6S}

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	2026-08-04T00:38:04.739124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa72ec7b9dca6b52830e9bf1676bacf48081bab9f6ee93d8e24ee45e66e1e1b4

Aliases

arxiv: 2608.00608 · arxiv_version: 2608.00608v1 · doi: 10.48550/arxiv.2608.00608 · pith_short_12: 7JZOY645ZJVV · pith_short_16: 7JZOY645ZJVVFAYO · pith_short_8: 7JZOY645

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/7JZOY645ZJVVFAYOTPYWO25M6S \
  | 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: fa72ec7b9dca6b52830e9bf1676bacf48081bab9f6ee93d8e24ee45e66e1e1b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "020488a730dbb941852e82fd7ae222413c7def6b8a37f05e7f81c1bb8ebcd23e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-01T11:56:50Z",
    "title_canon_sha256": "878ddbd8246d8ac39c1563dee3ef125dc84bf672a7484ad84dd1512b77b2ae83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00608",
    "kind": "arxiv",
    "version": 1
  }
}