Pith Number

pith:TUARB4O4

pith:2010:TUARB4O4VV2SPUPDPLBAQMQJJF

not attested not anchored not stored refs pending

Ultradeep Ks Imaging in the GOODS-N

2), 3), Amy J. Barger (4, Hsiao-Chiang Ting (1) ((1) Academia Sinica (2) National Radio Astronomy Observatory (3) University of Hawaii (4) University of Wisconsin-Madison), Lennox L. Cowie (3), Ryan C. Keenan (4), Wei-Hao Wang (1

arxiv:1002.1892 v2 · 2010-02-09 · 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{TUARB4O4VV2SPUPDPLBAQMQJJF}

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	2026-05-18T02:09:10.756461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d0110f1dcad7527d1e37ac2083209496e9081c506a81193d3ccd09f192558e6

Aliases

arxiv: 1002.1892 · arxiv_version: 1002.1892v2 · doi: 10.48550/arxiv.1002.1892 · pith_short_12: TUARB4O4VV2S · pith_short_16: TUARB4O4VV2SPUPD · pith_short_8: TUARB4O4

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/TUARB4O4VV2SPUPDPLBAQMQJJF \
  | 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: 9d0110f1dcad7527d1e37ac2083209496e9081c506a81193d3ccd09f192558e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f245da2fef04c43a25e919d682123f0ab5cb0cd2bcc5ac7d1956b4e754e2da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-09T15:50:06Z",
    "title_canon_sha256": "8e766ba621789e996f06107aee7c7e01310463b2b1c5d45e3f808a052c0ae5ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1892",
    "kind": "arxiv",
    "version": 2
  }
}