Pith Number

pith:GFTS52EI

pith:2009:GFTS52EILBEGANIJLIWA4T5ODL

not attested not anchored not stored refs pending

Parkes HI observations of galaxies behind the southern Milky Way. II. The Crux and Great Attractor regions (l ~ 289 degree to 338 degree)

2), (2) University of Leicester, (3) University of Cape Town, (4) University of New Mexico, Anja C. Schroeder (1, Patricia A. Henning (4) ((1) Hartebeesthoek Radio Astronomy Observatory, Renee C. Kraan-Korteweg (3), South Africa, U.K., USA)

arxiv:0907.4312 v1 · 2009-07-24 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFTS52EILBEGANIJLIWA4T5ODL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:12:53.836616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31672ee88858486035095a2c0e4fae1afa379ce19c8e10f8ca6308b7f55a1892

Aliases

arxiv: 0907.4312 · arxiv_version: 0907.4312v1 · doi: 10.48550/arxiv.0907.4312 · pith_short_12: GFTS52EILBEG · pith_short_16: GFTS52EILBEGANIJ · pith_short_8: GFTS52EI

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/GFTS52EILBEGANIJLIWA4T5ODL \
  | 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: 31672ee88858486035095a2c0e4fae1afa379ce19c8e10f8ca6308b7f55a1892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946b6b29a45fec70f55b1ff6f250c4329875de946968f93cbb93f0d1dae9548a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-24T15:16:18Z",
    "title_canon_sha256": "1854c02eec0ab7afe1c945e115ab387091b6ab152d4b686fe9af2c4ef8301902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4312",
    "kind": "arxiv",
    "version": 1
  }
}