Pith Number

pith:DUG44POD

pith:2006:DUG44PODZBAKKUSKP2TSJ7NC73

not attested not anchored not stored refs pending

Chemically Induced Dynamic Nuclear Polarization of 19F Nuclei

Ilya Kuprov

arxiv:physics/0604156 v2 · 2006-04-19 · physics.chem-ph · physics.bio-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{DUG44PODZBAKKUSKP2TSJ7NC73}

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	2026-05-18T04:23:22.388609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d0dce3dc3c840a5524a7ea724fda2fedb9c6b97778c76c4304fb43b3696a8e7

Aliases

arxiv: physics/0604156 · arxiv_version: physics/0604156v2 · doi: 10.48550/arxiv.physics/0604156 · pith_short_12: DUG44PODZBAK · pith_short_16: DUG44PODZBAKKUSK · pith_short_8: DUG44POD

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/DUG44PODZBAKKUSKP2TSJ7NC73 \
  | 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: 1d0dce3dc3c840a5524a7ea724fda2fedb9c6b97778c76c4304fb43b3696a8e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea31e58c771fe8092df34283c7571b6b273659ee066575dfffb8c10dd3f75b9",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2006-04-19T15:01:06Z",
    "title_canon_sha256": "6f067b49fd645bcfe244076750d84786a9cb2a3158205e0a99156081837e7807"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0604156",
    "kind": "arxiv",
    "version": 2
  }
}