Pith Number

pith:YFGQDNGF

pith:2019:YFGQDNGFQF2G666SZXDBQ4IAVF

not attested not anchored not stored refs pending

Continuous Radio Amplification by Stimulated Emission using Parahydrogen Induced Polarization (PHIP-RASER) at 14 Tesla

Andrey N. Pravdivtsev, Frank D. S\"onnichsen, Jan-Bernd H\"ovener

arxiv:1907.10975 v1 · 2019-07-25 · physics.chem-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFGQDNGFQF2G666SZXDBQ4IAVF}

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	2026-07-05T00:58:03.990073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c14d01b4c581746f7bd2cdc6187100a955afdb6d08449c140d3f394836d34545

Aliases

arxiv: 1907.10975 · arxiv_version: 1907.10975v1 · doi: 10.48550/arxiv.1907.10975 · pith_short_12: YFGQDNGFQF2G · pith_short_16: YFGQDNGFQF2G666S · pith_short_8: YFGQDNGF

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/YFGQDNGFQF2G666SZXDBQ4IAVF \
  | 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: c14d01b4c581746f7bd2cdc6187100a955afdb6d08449c140d3f394836d34545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34eb2819ca0690918eaa039bc5b59533f8980d21572f391b864a9aa2b86a00d4",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-07-25T11:27:04Z",
    "title_canon_sha256": "fafd27eb7755b15ce3607296cc51c7ee2e66d263bab6517a191f184b95044d50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10975",
    "kind": "arxiv",
    "version": 1
  }
}