Pith Number

pith:GUW3FWEL

pith:2021:GUW3FWEL5IZTPRYCHXY5HXJTKA

not attested not anchored not stored refs pending

Revisiting the Giant Radio Galaxy ESO 422-G028: Part I. Discovery of a neutral inflow and recent star formation in a restarted giant

(2) Dipartimento di Fisica e Astronomia, 3, (3) INAF-Istituto di Radioastronomia, 4), (4) CSIRO Astronomy, 5), (5) International Centre for Radio Astronomy Research, 6), 6) ((1) Research School of Astronomy, (6) ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D), (7) Universit\'e de la C\^ote d'Azur, Astrophysics, Chris J. Riseley (2, Curtin University, Henry R. M. Zovaro (1), Lisa J. Kewley (1, Nicole P. H. Nesvadba (7), Observatoire de la C\^ote d'Azur), Philip Taylor (1, Space Science, The Australian National University, Tim J. Galvin (4, Umang Malik (1), Universit\`a degli Studi di Bologna

arxiv:2107.07100 v1 · 2021-07-15 · 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{GUW3FWEL5IZTPRYCHXY5HXJTKA}

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	2026-07-05T03:32:08.812215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

352db2d88bea3337c7023df1d3dd3350249bc1b7e895f7b16e1d2856bf037951

Aliases

arxiv: 2107.07100 · arxiv_version: 2107.07100v1 · doi: 10.48550/arxiv.2107.07100 · pith_short_12: GUW3FWEL5IZT · pith_short_16: GUW3FWEL5IZTPRYC · pith_short_8: GUW3FWEL

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/GUW3FWEL5IZTPRYCHXY5HXJTKA \
  | 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: 352db2d88bea3337c7023df1d3dd3350249bc1b7e895f7b16e1d2856bf037951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b493e5c71693b6fd23b2a5dce8462a8e53449befb1d06ca91660335205ef5828",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-07-15T03:36:53Z",
    "title_canon_sha256": "fafcf48eb4944a562e8c72d7a79761ba1dac7ff81aeb34c943d6549090832d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07100",
    "kind": "arxiv",
    "version": 1
  }
}