Pith Number

pith:5QO5B5HE

pith:2014:5QO5B5HEIYN3UKZSUXEEP43HCQ

not attested not anchored not stored refs pending

Depolarizing collisions with hydrogen: neutral and singly ionized alkaline earths

Alfredo Aguado, Andres Asensio Ramos, Cristina Sanz-Sanz, Javier Trujillo Bueno, Octavio Roncero, Rafael Manso Sainz

arxiv:1404.6339 v2 · 2014-04-25 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QO5B5HEIYN3UKZSUXEEP43HCQ}

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	2026-05-18T02:50:30.977625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec1dd0f4e4461bba2b32a5c847f367140ef05b9066eb79386a9efca3f0a678f0

Aliases

arxiv: 1404.6339 · arxiv_version: 1404.6339v2 · doi: 10.48550/arxiv.1404.6339 · pith_short_12: 5QO5B5HEIYN3 · pith_short_16: 5QO5B5HEIYN3UKZS · pith_short_8: 5QO5B5HE

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/5QO5B5HEIYN3UKZSUXEEP43HCQ \
  | 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: ec1dd0f4e4461bba2b32a5c847f367140ef05b9066eb79386a9efca3f0a678f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d88ebe0e7ac59a5f0a12754a8b1fa4dd0d98035bba1306dc3ee06d97e965cadf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-25T07:28:07Z",
    "title_canon_sha256": "147b38579adeede787926930a181a6fef285fc3391642c0e365faf7d0ef9f15b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6339",
    "kind": "arxiv",
    "version": 2
  }
}