Pith Number

pith:BNUJOLZZ

pith:2011:BNUJOLZZSKR4KWHL4YSIVUVRZG

not attested not anchored not stored refs pending

AGN environments at z<1.5 in the UKIDSS Ultra-Deep Survey

C. J. Conselice, C. Simpson, E. J. Bradshaw, J. S. Dunlop, M. Cirasuolo, O. Almaini, R. J. McLure, R. W. Chuter, W. G. Hartley

arxiv:1104.2904 v2 · 2011-04-14 · astro-ph.GA · 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{BNUJOLZZSKR4KWHL4YSIVUVRZG}

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	2026-05-18T02:02:28.470054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b68972f3992a3c558ebe6248ad2b1c991729e36fe37bd710e0f4045c1c08ec7

Aliases

arxiv: 1104.2904 · arxiv_version: 1104.2904v2 · doi: 10.48550/arxiv.1104.2904 · pith_short_12: BNUJOLZZSKR4 · pith_short_16: BNUJOLZZSKR4KWHL · pith_short_8: BNUJOLZZ

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/BNUJOLZZSKR4KWHL4YSIVUVRZG \
  | 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: 0b68972f3992a3c558ebe6248ad2b1c991729e36fe37bd710e0f4045c1c08ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "799bc466a9b2dabe6244195b63aea3338bbd5888b9cf6cd93274cbbf4daea561",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-04-14T20:00:15Z",
    "title_canon_sha256": "51cb7484bd9bccdce798b198f0a40c7ccf9a6a4140309dff0ed6878bdc06f29b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2904",
    "kind": "arxiv",
    "version": 2
  }
}