Pith Number

pith:IYVFXPEG

pith:2009:IYVFXPEGYYVGUTD2SLRCQ4RVO6

not attested not anchored not stored refs pending

Discovery of the Cadmium Isotopes

M. Thoennessen, S. Amos

arxiv:0910.4231 v1 · 2009-10-22 · 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{IYVFXPEGYYVGUTD2SLRCQ4RVO6}

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	2026-05-18T02:34:13.177610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

462a5bbc86c62a6a4c7a92e22872357794f7a95feff0e6e311a0cd8d7cc397b2

Aliases

arxiv: 0910.4231 · arxiv_version: 0910.4231v1 · doi: 10.48550/arxiv.0910.4231 · pith_short_12: IYVFXPEGYYVG · pith_short_16: IYVFXPEGYYVGUTD2 · pith_short_8: IYVFXPEG

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/IYVFXPEGYYVGUTD2SLRCQ4RVO6 \
  | 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: 462a5bbc86c62a6a4c7a92e22872357794f7a95feff0e6e311a0cd8d7cc397b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0711ed09bdae4a559d2f47b011676306fcc2e1f16bddf7db1946e47d812dda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2009-10-22T18:13:52Z",
    "title_canon_sha256": "b5660932f769934e4a7a26d9475d1d027bb449c3184f8d900b72cbbfefd5f9da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4231",
    "kind": "arxiv",
    "version": 1
  }
}