Pith Number

pith:Q2XJMMIW

pith:2009:Q2XJMMIWOGK6SCBY3B3V5LBBVR

not attested not anchored not stored refs pending

Searching for massive galaxies at z>=3.5 in GOODS-North

A. Cimatti, C. Mancini, E. Daddi, G. Rodighiero, I. Matute, L. Pozzetti, M. Bolzonella, M. Dickinson

arxiv:0901.3341 v2 · 2009-01-21 · 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{Q2XJMMIWOGK6SCBY3B3V5LBBVR}

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	2026-05-18T02:14:56.373963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ae9631167195e90838d8775eac21ac50a3070a588385cff47d7e20245f351e

Aliases

arxiv: 0901.3341 · arxiv_version: 0901.3341v2 · doi: 10.48550/arxiv.0901.3341 · pith_short_12: Q2XJMMIWOGK6 · pith_short_16: Q2XJMMIWOGK6SCBY · pith_short_8: Q2XJMMIW

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/Q2XJMMIWOGK6SCBY3B3V5LBBVR \
  | 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: 86ae9631167195e90838d8775eac21ac50a3070a588385cff47d7e20245f351e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "218cca50f50b40dbdae206961aba79f59f13528196864e8aa644aa2f1d7de969",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-01-21T19:41:13Z",
    "title_canon_sha256": "c6a20a4735d2125b9ca692e8c6b99b42409aec4a8f1dd080cdbe0f6a3d7c8fe1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3341",
    "kind": "arxiv",
    "version": 2
  }
}