Pith Number

pith:EKS4YBUX

pith:2025:EKS4YBUXMGOAQVLKXSB3JWQQU4

not attested not anchored not stored refs pending

Machine learning for smell: Ordinal odor strength prediction of molecular perfumery components

Julia Westermayr, Peter Fichtelmann

arxiv:2512.08683 v1 · 2025-12-09 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKS4YBUXMGOAQVLKXSB3JWQQU4}

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	2026-05-20T00:00:29.843790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22a5cc0697619c08556abc83b4da10a733e578036f44f5a138d924bb7b4ecf62

Aliases

arxiv: 2512.08683 · arxiv_version: 2512.08683v1 · doi: 10.48550/arxiv.2512.08683 · pith_short_12: EKS4YBUXMGOA · pith_short_16: EKS4YBUXMGOAQVLK · pith_short_8: EKS4YBUX

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/EKS4YBUXMGOAQVLKXSB3JWQQU4 \
  | 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: 22a5cc0697619c08556abc83b4da10a733e578036f44f5a138d924bb7b4ecf62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8213a39d52c3b83009b5ade65586a3442e7fd8a22a28a700079a0ea89e62529",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-12-09T15:06:01Z",
    "title_canon_sha256": "7b565e577e6e6fa15b4216e3638416f27ce1479b2aafe9e3b2c4b531a7cc944b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.08683",
    "kind": "arxiv",
    "version": 1
  }
}