Pith Number

pith:CFFFIEVA

pith:2009:CFFFIEVAOOJ6PX3N6WOVBJLX7D

not attested not anchored not stored refs pending

A new search for distant radio galaxies in the Southern hemisphere -- III. Optical spectroscopy and analysis of the MRCR--SUMSS sample

B. M. Gaensler, C. De Breuck, H. M. Johnston, J. J. Bryant, J. W. Broderick, R. W. Hunstead

arxiv:0902.1341 v1 · 2009-02-08 · 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{CFFFIEVAOOJ6PX3N6WOVBJLX7D}

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	2026-07-04T17:14:22.333470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

114a5412a07393e7df6df59d50a577f8c1a01bae2b0b26393a75495606ec734a

Aliases

arxiv: 0902.1341 · arxiv_version: 0902.1341v1 · doi: 10.48550/arxiv.0902.1341 · pith_short_12: CFFFIEVAOOJ6 · pith_short_16: CFFFIEVAOOJ6PX3N · pith_short_8: CFFFIEVA

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/CFFFIEVAOOJ6PX3N6WOVBJLX7D \
  | 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: 114a5412a07393e7df6df59d50a577f8c1a01bae2b0b26393a75495606ec734a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf97b4e4f9b9fda875f594efe382d6837813ad0d3a1001a8b58000e27d203a91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-02-08T22:17:04Z",
    "title_canon_sha256": "625925618cef86195d8434ef125d8185b97b21ba43f78a7538da11f9bb92458c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1341",
    "kind": "arxiv",
    "version": 1
  }
}