Pith Number

pith:XZJJTKKO

pith:2012:XZJJTKKOUESR4TNIEEHXFIOHJ2

not attested not anchored not stored refs pending

The Abundance of Star-Forming Galaxies in the Redshift Range 8.5 to 12: New Results from the 2012 Hubble Ultra Deep Field Campaign

Alexander B Rogers, Anton Koekemoer, Brant E Robertson, Daniel P Stark, Emma Curtis-Lake, Evan Schneider, James S Dunlop, Masami Ouchi, Matthew A Schenker, Michele Cirasuolo, Rebecca A A Bowler, Richard S Ellis, Ross J McLure, Stephane Charlot, Steven R Furlanetto, Yoshiaki Ono

arxiv:1211.6804 v1 · 2012-11-29 · 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{XZJJTKKOUESR4TNIEEHXFIOHJ2}

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	2026-05-18T01:52:53.523781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be5299a94ea1251e4da8210f72a1c74ea77163d2f10195c8201061c113f85b81

Aliases

arxiv: 1211.6804 · arxiv_version: 1211.6804v1 · doi: 10.48550/arxiv.1211.6804 · pith_short_12: XZJJTKKOUESR · pith_short_16: XZJJTKKOUESR4TNI · pith_short_8: XZJJTKKO

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/XZJJTKKOUESR4TNIEEHXFIOHJ2 \
  | 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: be5299a94ea1251e4da8210f72a1c74ea77163d2f10195c8201061c113f85b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1b9c3dd22cab68e036235bf993d4e2d0a8a4fa0913e19907d8e2ee930ffc587",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-29T03:12:40Z",
    "title_canon_sha256": "4edd5674678e0235643bebc8fa1522bed5cd8c7dc0dc83c3a87554740e0b4e43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6804",
    "kind": "arxiv",
    "version": 1
  }
}