Pith Number

pith:KHOJUAMC

pith:2011:KHOJUAMCWPPMKRPASRBZUQOBK4

not attested not anchored not stored refs pending

Discovery of Gallium, Germanium, Lutetium, and Hafnium Isotopes

J.L. Gross, M. Thoennessen

arxiv:1109.6306 v1 · 2011-09-28 · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHOJUAMCWPPMKRPASRBZUQOBK4}

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	2026-05-18T02:00:21.922465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51dc9a0182b3dec545e094439a41c15715e1545e43060aaca3bce4d10d759682

Aliases

arxiv: 1109.6306 · arxiv_version: 1109.6306v1 · doi: 10.48550/arxiv.1109.6306 · pith_short_12: KHOJUAMCWPPM · pith_short_16: KHOJUAMCWPPMKRPA · pith_short_8: KHOJUAMC

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/KHOJUAMCWPPMKRPASRBZUQOBK4 \
  | 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: 51dc9a0182b3dec545e094439a41c15715e1545e43060aaca3bce4d10d759682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eae6114a8c3cd5f9a2f43ac5162ea5503b2817d3a9c60da840f915a4a172b92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2011-09-28T19:29:32Z",
    "title_canon_sha256": "76a036f99d8b85df6130603e9b3581c2de68c58a3a94dea2fb28dd74fd670519"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6306",
    "kind": "arxiv",
    "version": 1
  }
}