Pith Number

pith:4YJQNHCN

pith:2011:4YJQNHCNTICG7OUGLCZTKKMZDO

not attested not anchored not stored refs pending

Experimental test of the time stability of the half-life of alpha-decay Po-214 nuclei

A. M. Gangapshev, A. M. Gezhaev, E. N. Alexeyev, Ju. M. Gavriljuk, S. I. Panasenko, S. P. Yakimenko, S. S. Ratkevich, V. V. Kazalov, V. V. Kuzminov

arxiv:1112.4362 v2 · 2011-12-19 · nucl-ex · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YJQNHCNTICG7OUGLCZTKKMZDO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:53:30.639674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e613069c4d9a046fba8658b33529991ba7fbb05c7cf7ce880b07bb7c6e7c786b

Aliases

arxiv: 1112.4362 · arxiv_version: 1112.4362v2 · doi: 10.48550/arxiv.1112.4362 · pith_short_12: 4YJQNHCNTICG · pith_short_16: 4YJQNHCNTICG7OUG · pith_short_8: 4YJQNHCN

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/4YJQNHCNTICG7OUGLCZTKKMZDO \
  | 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: e613069c4d9a046fba8658b33529991ba7fbb05c7cf7ce880b07bb7c6e7c786b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c8fa4eae67bfb85de58ffd7ee976fe6f70ee65cf43dd6276912639f14ad8507",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2011-12-19T15:16:39Z",
    "title_canon_sha256": "04f536944005a60e109728e9d274d75834185406df22b9d5031f99acf89ca6a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4362",
    "kind": "arxiv",
    "version": 2
  }
}