Pith Number

pith:CLBBKGPQ

pith:2012:CLBBKGPQBH3BAIF2UH4ZUSFQZ6

not attested not anchored not stored refs pending

Southern near-infrared photometric monitoring of Galactic young star clusters (NIP of Stars)

A. Rom\'an-L\'opes, G. Ferrero, G. Gunthardt, J. Arias, J. Astudillo Hormazabal, M. Jaque, M. Soto, N. Morrell, R. Barb\'a, R. Gamen, S. Torres Robledo

arxiv:1205.5586 v1 · 2012-05-24 · 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{CLBBKGPQBH3BAIF2UH4ZUSFQZ6}

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	2026-05-18T02:21:09.602671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12c21519f009f61020baa1f99a48b0cfae0ee403c3a16382e3eb2b4a51e142b2

Aliases

arxiv: 1205.5586 · arxiv_version: 1205.5586v1 · doi: 10.48550/arxiv.1205.5586 · pith_short_12: CLBBKGPQBH3B · pith_short_16: CLBBKGPQBH3BAIF2 · pith_short_8: CLBBKGPQ

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/CLBBKGPQBH3BAIF2UH4ZUSFQZ6 \
  | 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: 12c21519f009f61020baa1f99a48b0cfae0ee403c3a16382e3eb2b4a51e142b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42350e9e6333563b2f5ba76b10cd3bcdadd2eed40af55f5b5388e7b5f67c6d42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-05-24T22:13:09Z",
    "title_canon_sha256": "48a9b1f76c8c118434190a189e607fe290645456c36713ad1c543ab50e0bde3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5586",
    "kind": "arxiv",
    "version": 1
  }
}