Pith Number

pith:XJK6BCUY

pith:2017:XJK6BCUYY3S3G2Z5UYGCYE53CD

not attested not anchored not stored refs pending

Helium-like and Lithium-like ions: Ground state energy

Alexander V. Turbiner, Horacio Olivares Pilon, Juan C. Lopez Vieyra

arxiv:1707.07547 v3 · 2017-07-21 · physics.atom-ph · quant-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{XJK6BCUYY3S3G2Z5UYGCYE53CD}

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	2026-05-18T00:29:45.705825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba55e08a98c6e5b36b3da60c2c13bb10f12970a00c55ae7f9e58e65df70244be

Aliases

arxiv: 1707.07547 · arxiv_version: 1707.07547v3 · doi: 10.48550/arxiv.1707.07547 · pith_short_12: XJK6BCUYY3S3 · pith_short_16: XJK6BCUYY3S3G2Z5 · pith_short_8: XJK6BCUY

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/XJK6BCUYY3S3G2Z5UYGCYE53CD \
  | 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: ba55e08a98c6e5b36b3da60c2c13bb10f12970a00c55ae7f9e58e65df70244be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bef18611f4f4d9cda467bb67ad9f7b7dd7fcfd12a6fbaf9bdd931cddcf5fd043",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-07-21T04:14:12Z",
    "title_canon_sha256": "250c747e028fb12786a11183bbccd76805594e16c090021bda163a7f596a8b6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07547",
    "kind": "arxiv",
    "version": 3
  }
}