Pith Number

pith:DFU7W76D

pith:2009:DFU7W76DJ7LQSQ4IBX4H5PDSZ7

not attested not anchored not stored refs pending

GMASS ultradeep spectroscopy of galaxies at z ~ 2. IV. The variety of dust populations

A. Cimatti, A. Franceschini, A. Renzini, C. Halliday, D. Pierini, E. Daddi, G. Rodighiero, G. Zamorani, J. D. Kurk, L. Pozzetti, M. Bolzonella, M. Dickinson, M. Mignoli, P. Cassata, P. Rosati, S. Berta, S. Noll

arxiv:0903.3972 v2 · 2009-03-24 · 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{DFU7W76DJ7LQSQ4IBX4H5PDSZ7}

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.

Cited by

1 paper in Pith

Summary of Discussion Sessions from "The Dusty Universe 2025: The Fifth Pandust Conference"

Receipt and verification

First computed	2026-05-18T02:14:26.367063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1969fb7fc34fd70943880df87ebc72cfcd6fd873686149866a0f2326e0a3b6ea

Aliases

arxiv: 0903.3972 · arxiv_version: 0903.3972v2 · doi: 10.48550/arxiv.0903.3972 · pith_short_12: DFU7W76DJ7LQ · pith_short_16: DFU7W76DJ7LQSQ4I · pith_short_8: DFU7W76D

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/DFU7W76DJ7LQSQ4IBX4H5PDSZ7 \
  | 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: 1969fb7fc34fd70943880df87ebc72cfcd6fd873686149866a0f2326e0a3b6ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5863c79fcd201ae55c301d8e037ced467667ac4e37ea3c900383194a1ad8c7d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-24T15:00:32Z",
    "title_canon_sha256": "9a7bda3700d7232770003bc02f2143a1dd888351cd9508e33d827e8522e7c2b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3972",
    "kind": "arxiv",
    "version": 2
  }
}