Pith Number

pith:4GFMP5T5

pith:2009:4GFMP5T53UE5J4WEMY2A3D5ZVP

not attested not anchored not stored refs pending

Faraday Rotation Structure on Kiloparsec Scales in the Giant Radio Lobes of Centaurus A

Bryan Gaensler, Enno Middelberg, Ilana Feain, J-P Macquart, Juergen Ott, Melanie Johnston-Hollitt, Raymond Norris, Ronald Ekers, Tara Murphy, Tim Cornwell

arxiv:0910.3458 v1 · 2009-10-19 · 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{4GFMP5T53UE5J4WEMY2A3D5ZVP}

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	2026-05-18T02:34:18.362877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e18ac7f67ddd09d4f2c466340d8fb9abf5f665def637f5d1f8e4fe7b91188550

Aliases

arxiv: 0910.3458 · arxiv_version: 0910.3458v1 · doi: 10.48550/arxiv.0910.3458 · pith_short_12: 4GFMP5T53UE5 · pith_short_16: 4GFMP5T53UE5J4WE · pith_short_8: 4GFMP5T5

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/4GFMP5T53UE5J4WEMY2A3D5ZVP \
  | 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: e18ac7f67ddd09d4f2c466340d8fb9abf5f665def637f5d1f8e4fe7b91188550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd2ed50706ca6d6372d4cae9e5a2f1a48bb4399c7421a2d8fb999e4e4b80d108",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-19T05:10:13Z",
    "title_canon_sha256": "1833ec3c4c98f9e82c7fd467d69c9f90b6448467d16e0a84edb9b70575fb6e5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3458",
    "kind": "arxiv",
    "version": 1
  }
}