Pith Number

pith:VPU53UXH

pith:2006:VPU53UXHNXMONN4AHL2BBDYMFZ

not attested not anchored not stored refs pending

GMASS, Unveiling Distant Massive Galaxies with Spitzer

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

arxiv:astro-ph/0604132 v1 · 2006-04-06 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPU53UXHNXMONN4AHL2BBDYMFZ}

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	2026-07-04T14:53:42.496105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe9ddd2e76dd8e6b7803af4108f0c2e600a37e5e5e10fb1504636270f10de68

Aliases

arxiv: astro-ph/0604132 · arxiv_version: astro-ph/0604132v1 · doi: 10.48550/arxiv.astro-ph/0604132 · pith_short_12: VPU53UXHNXMO · pith_short_16: VPU53UXHNXMONN4A · pith_short_8: VPU53UXH

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/VPU53UXHNXMONN4AHL2BBDYMFZ \
  | 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: abe9ddd2e76dd8e6b7803af4108f0c2e600a37e5e5e10fb1504636270f10de68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de692c3c85ed35b4d814d95aad847bbbcd9332dd51289962b90cee4275dc6eb0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-06T14:01:07Z",
    "title_canon_sha256": "ae76099ab6d2e38d6bb8aeffbe88de8720ddc78088ec589d08bd78a349d9703a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604132",
    "kind": "arxiv",
    "version": 1
  }
}