Pith Number

pith:XCGFXR7H

pith:2021:XCGFXR7H6MREEYAZRVYJALVO6J

not attested not anchored not stored refs pending

The half-life of $^{212}$Po

A. Incicchitti, D.V. Kasperovych, F.A. Danevich, F. Cappella, N.V. Sokur, O.G. Polischuk, P. Belli, R. Bernabei, R. Cerulli, R.S. Boiko, V. Caracciolo, V.I. Tretyak, V.V. Kobychev

arxiv:2107.04233 v1 · 2021-07-09 · 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{XCGFXR7H6MREEYAZRVYJALVO6J}

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	2026-07-05T02:56:31.042071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88c5bc7e7f3224260198d70902eaef2782faa7d4aea4b41b2dea08083abce24

Aliases

arxiv: 2107.04233 · arxiv_version: 2107.04233v1 · doi: 10.48550/arxiv.2107.04233 · pith_short_12: XCGFXR7H6MRE · pith_short_16: XCGFXR7H6MREEYAZ · pith_short_8: XCGFXR7H

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/XCGFXR7H6MREEYAZRVYJALVO6J \
  | 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: b88c5bc7e7f3224260198d70902eaef2782faa7d4aea4b41b2dea08083abce24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb54e0d4bfd2a39d86deeaad8e6a1a410d6002feef655af6f058cf97e0eb3433",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2021-07-09T06:13:28Z",
    "title_canon_sha256": "45e2c26fde4199a38e5275d9f70a19ca2d56be919e00cb162ac9691354eb7a4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04233",
    "kind": "arxiv",
    "version": 1
  }
}