Pith Number

pith:2GSMUES7

pith:2009:2GSMUES73JBAHFF4F7WEFURSK5

not attested not anchored not stored refs pending

Serendipitous Discovery of an Overdensity of Lyman-Alpha Emitters at z~4.8 in the Cl1604 Supercluster Field

Brian C. Lemaux, Christopher D. Fassnacht, Crystal Martin, Dale Kocevski, David J. Lagattuta, Gordon K. Squires, Lori M. Lubin, Marcin Sawicki, Roy R. Gal

arxiv:0905.2233 v1 · 2009-05-14 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GSMUES73JBAHFF4F7WEFURSK5}

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	2026-07-04T15:47:24.164243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1a4ca125fda420394bc2fec42d23257737521c231bcc0e117148df14133d73c

Aliases

arxiv: 0905.2233 · arxiv_version: 0905.2233v1 · doi: 10.48550/arxiv.0905.2233 · pith_short_12: 2GSMUES73JBA · pith_short_16: 2GSMUES73JBAHFF4 · pith_short_8: 2GSMUES7

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/2GSMUES73JBAHFF4F7WEFURSK5 \
  | 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: d1a4ca125fda420394bc2fec42d23257737521c231bcc0e117148df14133d73c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc3fa326829eacb7416c7b8582003389de4846256c3dd09be61a6bfb8b0588a8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-05-14T05:29:07Z",
    "title_canon_sha256": "9cb5d405391bbdd9600d0a51400c1b110dcc4f287ee819a76e0a00a804de1c12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2233",
    "kind": "arxiv",
    "version": 1
  }
}