Pith Number

pith:IQ5Q35MW

pith:2012:IQ5Q35MWFBMU7AFNFPELHM25FO

not attested not anchored not stored refs pending

The early early type: discovery of a passive galaxy at z=3

Alvio Renzini, Andrea Cimatti, Emanuele Daddi, Marcella Carollo, Mark Dickinson, Masato Onodera, Matthieu B\'ethermin, Rapha\"el Gobat, Veronica Strazzullo

arxiv:1210.4299 v2 · 2012-10-16 · 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{IQ5Q35MWFBMU7AFNFPELHM25FO}

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	2026-05-18T01:53:54.582819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

443b0df59628594f80ad2bc8b3b35d2ba563851b16d1260d92a781ccb70c1872

Aliases

arxiv: 1210.4299 · arxiv_version: 1210.4299v2 · doi: 10.48550/arxiv.1210.4299 · pith_short_12: IQ5Q35MWFBMU · pith_short_16: IQ5Q35MWFBMU7AFN · pith_short_8: IQ5Q35MW

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/IQ5Q35MWFBMU7AFNFPELHM25FO \
  | 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: 443b0df59628594f80ad2bc8b3b35d2ba563851b16d1260d92a781ccb70c1872

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "909d103be98bbca665099c0a391bc048ccd6588baf539000941dd1c12b76bc93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-16T08:32:24Z",
    "title_canon_sha256": "2022199dcd7a72e097067c374de353efab4da5818dc279359d949d7902d80dc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4299",
    "kind": "arxiv",
    "version": 2
  }
}