Pith Number

pith:I2ZPCH3U

pith:2009:I2ZPCH3U35EXYKYQY54OAGO4KE

not attested not anchored not stored refs pending

Comprehensive study of sodium, copper, and silver clusters over a wide range of sizes 2=<N=<75

Masahiro Itoh, Tadafumi Adschiri, Vijay Kumar, Yoshiyuki Kawazoe

arxiv:0902.0080 v1 · 2009-02-02 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I2ZPCH3U35EXYKYQY54OAGO4KE}

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	2026-05-18T02:14:54.790832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46b2f11f74df497c2b10c778e019dc512fcd181e34fed3931c2915b4d496779d

Aliases

arxiv: 0902.0080 · arxiv_version: 0902.0080v1 · doi: 10.48550/arxiv.0902.0080 · pith_short_12: I2ZPCH3U35EX · pith_short_16: I2ZPCH3U35EXYKYQ · pith_short_8: I2ZPCH3U

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/I2ZPCH3U35EXYKYQY54OAGO4KE \
  | 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: 46b2f11f74df497c2b10c778e019dc512fcd181e34fed3931c2915b4d496779d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e14e92812543cc6daf1c69349c2c4725e9cce9d9735168b9081848a742455a05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-02-02T17:05:21Z",
    "title_canon_sha256": "978cef09f468a7b7ac4d9324fe95a0a224078a88cace84834b01ea2e38105aa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0080",
    "kind": "arxiv",
    "version": 1
  }
}