Pith Number

pith:IN6EGALG

pith:2013:IN6EGALGIJSNMM6THGVYH6XW3U

not attested not anchored not stored refs pending

Energy levels of Th+ between 7.3 and 8.3 eV

E. Peik, M. V. Okhapkin, N. Nemitz, O. A. Herrera-Sancho

arxiv:1305.0765 v1 · 2013-05-03 · 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{IN6EGALGIJSNMM6THGVYH6XW3U}

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	2026-05-18T03:17:11.340636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437c4301664264d633d339ab83faf6dd01abacddf1a1aa666a417888b141e190

Aliases

arxiv: 1305.0765 · arxiv_version: 1305.0765v1 · doi: 10.48550/arxiv.1305.0765 · pith_short_12: IN6EGALGIJSN · pith_short_16: IN6EGALGIJSNMM6T · pith_short_8: IN6EGALG

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/IN6EGALGIJSNMM6THGVYH6XW3U \
  | 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: 437c4301664264d633d339ab83faf6dd01abacddf1a1aa666a417888b141e190

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6651f9b9848ef483a28369d6f31954f3408dd4bfdddbaba7a1194ecb9bb35c56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-05-03T16:25:23Z",
    "title_canon_sha256": "e3933e39db03f3cc3acc9246485fb9423e82e156ecf7f4a4ba8afab60c4f4031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0765",
    "kind": "arxiv",
    "version": 1
  }
}