Pith Number

pith:UPZH7M3D

pith:2011:UPZH7M3DFEXTAXFC2XWSOS66DM

not attested not anchored not stored refs pending

On the equivalent effective temperature of massive young star clusters: The case of NGC 595

Ana Monreal-Ibero, Enrique P\'erez-Montero, Jos\'e M. V\'ilchez, M\'onica Rela\~no

arxiv:1107.0591 v1 · 2011-07-04 · 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{UPZH7M3DFEXTAXFC2XWSOS66DM}

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	2026-05-18T04:18:53.707160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f27fb363292f305ca2d5ed274bde1b08227cbabfed59a4893e19d98602074f

Aliases

arxiv: 1107.0591 · arxiv_version: 1107.0591v1 · doi: 10.48550/arxiv.1107.0591 · pith_short_12: UPZH7M3DFEXT · pith_short_16: UPZH7M3DFEXTAXFC · pith_short_8: UPZH7M3D

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/UPZH7M3DFEXTAXFC2XWSOS66DM \
  | 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: a3f27fb363292f305ca2d5ed274bde1b08227cbabfed59a4893e19d98602074f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70f62a5fe7df0c4a46be296a73d77892fcd4836f86d8d4e3b2dfe125e788ff6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-04T11:03:02Z",
    "title_canon_sha256": "e076884712f63fee87f8280be8b20051a5b7ab8701730e975f22ab146e78517c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0591",
    "kind": "arxiv",
    "version": 1
  }
}