Pith Number

pith:ZTI6EDD4

pith:2022:ZTI6EDD4VCUTIH3HXSNZQKEWGN

not attested not anchored not stored refs pending

High precision measurement of the half-life of the 391.6 keV metastable level in 239Pu

A. Barresi, D. Chiesa, E. Previtali, M. Nastasi, M. Sisti

arxiv:2203.12449 v1 · 2022-03-23 · 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{ZTI6EDD4VCUTIH3HXSNZQKEWGN}

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	2026-07-05T04:13:54.961661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccd1e20c7ca8a9341f67bc9b98289633797c19a7d89008b594fb3689f396309e

Aliases

arxiv: 2203.12449 · arxiv_version: 2203.12449v1 · doi: 10.48550/arxiv.2203.12449 · pith_short_12: ZTI6EDD4VCUT · pith_short_16: ZTI6EDD4VCUTIH3H · pith_short_8: ZTI6EDD4

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/ZTI6EDD4VCUTIH3HXSNZQKEWGN \
  | 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: ccd1e20c7ca8a9341f67bc9b98289633797c19a7d89008b594fb3689f396309e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "310390fc6740fa51b75db42fd39e846a3ec96e2f1c920a3a38548809a2010954",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2022-03-23T14:42:05Z",
    "title_canon_sha256": "3c0ac63791a07a4a58ab28ba787bb7ca13b8e306849f57370f4c2845ff7fe340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.12449",
    "kind": "arxiv",
    "version": 1
  }
}