Pith Number

pith:GFVG4CRQ

pith:2022:GFVG4CRQSU343WQHN43O2PDCAO

not attested not anchored not stored refs pending

Spin-state-controlled chemi-ionization reactions between metastable helium atoms and ground-state lithium atoms

Frank Stienkemeier, Katrin Dulitz, Tobias Sixt

arxiv:2203.12974 v1 · 2022-03-24 · physics.atom-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{GFVG4CRQSU343WQHN43O2PDCAO}

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	2026-07-05T04:08:19.466392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

316a6e0a309537cdda076f36ed3c62039117460a3a0187f8988a6d2adb82748c

Aliases

arxiv: 2203.12974 · arxiv_version: 2203.12974v1 · doi: 10.48550/arxiv.2203.12974 · pith_short_12: GFVG4CRQSU34 · pith_short_16: GFVG4CRQSU343WQH · pith_short_8: GFVG4CRQ

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/GFVG4CRQSU343WQHN43O2PDCAO \
  | 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: 316a6e0a309537cdda076f36ed3c62039117460a3a0187f8988a6d2adb82748c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7e3f42e4dc685a180e279f5984660863bb314ce2954c5917cb2be6cea2bce0a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2022-03-24T10:32:01Z",
    "title_canon_sha256": "88e24048482880390845f7b14b1fd129f35f031dd902c7a9d20866942c31754f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.12974",
    "kind": "arxiv",
    "version": 1
  }
}