Pith Number

pith:4URZ6HBB

pith:2021:4URZ6HBBKUJI7DWBSEOND7S3H3

not attested not anchored not stored refs pending

Symmetry constraints on spin order transfer in parahydrogen-induced polarization (PHIP)

Andrey N. Pravdivtsev, Danila A. Barskiy, Igor V. Koptyug, Jan-Bernd H\"ovener

arxiv:2112.06852 v1 · 2021-12-13 · 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{4URZ6HBBKUJI7DWBSEOND7S3H3}

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	2026-07-05T09:11:19.478392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5239f1c2155128f8ec1911cd1fe5b3efb9df997c215cbbb69b0e75b2d3f084e

Aliases

arxiv: 2112.06852 · arxiv_version: 2112.06852v1 · doi: 10.48550/arxiv.2112.06852 · pith_short_12: 4URZ6HBBKUJI · pith_short_16: 4URZ6HBBKUJI7DWB · pith_short_8: 4URZ6HBB

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/4URZ6HBBKUJI7DWBSEOND7S3H3 \
  | 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: e5239f1c2155128f8ec1911cd1fe5b3efb9df997c215cbbb69b0e75b2d3f084e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f9d2a51452d15d9db6cc9019db3da08636117b5fb2d66fc40407c01766d47c6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-12-13T18:07:21Z",
    "title_canon_sha256": "0a56a53024b80c73362ee878d4c86bf58a9bdb7718fd322230fbaec51c55ea91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06852",
    "kind": "arxiv",
    "version": 1
  }
}