Pith Number

pith:3MNSJQ3L

pith:2025:3MNSJQ3L2ZX2QPLNX5HXKUHOVS

not attested not anchored not stored refs pending

A Fast and Accurate Semi-Empirical Approach for Hydrogen-Exchange Kinetic Isotope Effect Evaluation

Artem Eliseev, Artem Mitrofanov, Mikhail Rudenko, Stepan Kalmykov

arxiv:2503.09256 v1 · 2025-03-12 · 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{3MNSJQ3L2ZX2QPLNX5HXKUHOVS}

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	2026-07-05T10:29:52.892600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db1b24c36bd66fa83d6dbf4f7550eeac992fb92d7d4cf50853cf60d23b095a95

Aliases

arxiv: 2503.09256 · arxiv_version: 2503.09256v1 · doi: 10.48550/arxiv.2503.09256 · pith_short_12: 3MNSJQ3L2ZX2 · pith_short_16: 3MNSJQ3L2ZX2QPLN · pith_short_8: 3MNSJQ3L

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/3MNSJQ3L2ZX2QPLNX5HXKUHOVS \
  | 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: db1b24c36bd66fa83d6dbf4f7550eeac992fb92d7d4cf50853cf60d23b095a95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0ce1ab8c536c8093270a33002c3f960bfec00c90401e408340cf1cac121772d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-03-12T10:55:45Z",
    "title_canon_sha256": "c87aa62f77c08b901df963291c99c0b06c2174b5b90a8f14d138661565a3e876"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.09256",
    "kind": "arxiv",
    "version": 1
  }
}