Pith Number

pith:HHCSTFUB

pith:2009:HHCSTFUBEUR7AWYFTKEZJDEW73

not attested not anchored not stored refs pending

SCG0018-4854: a young and dynamic compact group I. Kinematical analysis

A. Iovino, E. Pompei, S. Temporin, V. Presotto

arxiv:0910.4978 v1 · 2009-10-26 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHCSTFUBEUR7AWYFTKEZJDEW73}

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	2026-05-18T02:11:11.199649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c52996812523f05b059a89948c96fed2ab18f18f2f93833a4280f3a9e94805

Aliases

arxiv: 0910.4978 · arxiv_version: 0910.4978v1 · doi: 10.48550/arxiv.0910.4978 · pith_short_12: HHCSTFUBEUR7 · pith_short_16: HHCSTFUBEUR7AWYF · pith_short_8: HHCSTFUB

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/HHCSTFUBEUR7AWYFTKEZJDEW73 \
  | 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: 39c52996812523f05b059a89948c96fed2ab18f18f2f93833a4280f3a9e94805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f52ff0817c1e98b98eaeac5ee7885e14bebb78101041dd41780c94d812fa324c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-26T20:50:11Z",
    "title_canon_sha256": "58f2003d5e024c0b471b9f2b42b0fd3e1d56d7b8549efa0b249afee63507c872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4978",
    "kind": "arxiv",
    "version": 1
  }
}