Pith Number

pith:2HRDRWAM

pith:2023:2HRDRWAMA45UDHVCKABCEKUHS2

not attested not anchored not stored refs pending

Essential Tools of Linear Algebra for Calculating Nuclear Spin Dynamics of Chemically Exchanging Systems

Danila A. Barskiy, Jingyan Xu

arxiv:2304.03139 v2 · 2023-04-06 · 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{2HRDRWAMA45UDHVCKABCEKUHS2}

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	2026-07-05T06:35:50.179758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e238d80c073b419ea25002222a87969bbbd5e26dd622661313b491a8d5b4f2

Aliases

arxiv: 2304.03139 · arxiv_version: 2304.03139v2 · doi: 10.48550/arxiv.2304.03139 · pith_short_12: 2HRDRWAMA45U · pith_short_16: 2HRDRWAMA45UDHVC · pith_short_8: 2HRDRWAM

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/2HRDRWAMA45UDHVCKABCEKUHS2 \
  | 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: d1e238d80c073b419ea25002222a87969bbbd5e26dd622661313b491a8d5b4f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6466649ff0f13fcd9c871f4005021e4d3385b1374d2925b15a5f5ff9cf00dc46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2023-04-06T15:21:33Z",
    "title_canon_sha256": "8e432289683bb9cc3313a5a78be47798de227d1eda63e57574501a7ae8f46893"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03139",
    "kind": "arxiv",
    "version": 2
  }
}