Pith Number

pith:SHQVUDJQ

pith:2023:SHQVUDJQC3SHZEQ2EKVDH2U3E4

not attested not anchored not stored refs pending

LIGHT-SABRE hyperpolarizes 1-^{13}C-pyruvate continuously, without magnetic field cycling

Andrey N. Pravdivtsev, Gabrielle Stevanato, Jan-Bernd H\"ovener, Joern Engelmann, Kai Buckenmaier, Klaus Scheffler, Markus Plaumann, Nicolas Kempf, Rainer Koerber, Thomas Theis

arxiv:2302.09299 v1 · 2023-02-18 · 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{SHQVUDJQC3SHZEQ2EKVDH2U3E4}

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	2026-07-05T09:50:42.994679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91e15a0d3016e47c921a22aa33ea9b2728637c312cd8865a181f7a9342d04622

Aliases

arxiv: 2302.09299 · arxiv_version: 2302.09299v1 · doi: 10.48550/arxiv.2302.09299 · pith_short_12: SHQVUDJQC3SH · pith_short_16: SHQVUDJQC3SHZEQ2 · pith_short_8: SHQVUDJQ

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/SHQVUDJQC3SHZEQ2EKVDH2U3E4 \
  | 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: 91e15a0d3016e47c921a22aa33ea9b2728637c312cd8865a181f7a9342d04622

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4392067b2d12cea203550566185ee9a4d44f49b844e57a49ef64d15c741260c5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2023-02-18T11:34:23Z",
    "title_canon_sha256": "4c2a7f79573fe7c510a62c09b17f61407a74fee47e2f9a976765b73a7101464e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.09299",
    "kind": "arxiv",
    "version": 1
  }
}