Pith Number

pith:IRYCP3UQ

pith:2012:IRYCP3UQHHJDQIZJRAQM67Z6NZ

not attested not anchored not stored refs pending

On the molecular gas content and SFR in Hickson Compact Groups: enhanced or deficient?

D. Espada, J. Sulentic, L. Verdes-Montenegro, M.S. Yun, S. Garcia-Burillo, S. Leon, U. Lisenfeld, V. Martinez-Badenes

arxiv:1202.0458 v1 · 2012-02-02 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRYCP3UQHHJDQIZJRAQM67Z6NZ}

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	2026-05-18T01:58:36.261432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

447027ee9039d23823298820cf7f3e6e76a1f6284d658b2158706173a21bd029

Aliases

arxiv: 1202.0458 · arxiv_version: 1202.0458v1 · doi: 10.48550/arxiv.1202.0458 · pith_short_12: IRYCP3UQHHJD · pith_short_16: IRYCP3UQHHJDQIZJ · pith_short_8: IRYCP3UQ

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/IRYCP3UQHHJDQIZJRAQM67Z6NZ \
  | 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: 447027ee9039d23823298820cf7f3e6e76a1f6284d658b2158706173a21bd029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f23d9655db210e9e30cb563097ae88a5238a56badf2ff1f9cf5dbd48ef155844",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-02T15:19:04Z",
    "title_canon_sha256": "b89408c6eef1e53d80870cd423d852a50d9f167f3ef3c6e320210e3c893b7541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0458",
    "kind": "arxiv",
    "version": 1
  }
}