Pith Number

pith:7G2WAK3X

pith:2021:7G2WAK3XL5FYD24SCF5HJAWKZ6

not attested not anchored not stored refs pending

Threads, Ribbons, and Rings in the Radio Galaxy IC 4296

2), (2) South African Radio Astronomy Observatory, (3) Department of Physics, 4), (4) Tsolo Storage Systems), Electronics, F. Camilo (2) ((1) National Radio Astronomy Observatory, J. J. Condon (1), K. McAlpine (2), Rhodes University, S. Goedhart (2), S. Legodi (2), S. M. Ratcliffe (2, S. V. White (3), W. D. Cotton (1

arxiv:2106.05340 v1 · 2021-06-09 · 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{7G2WAK3XL5FYD24SCF5HJAWKZ6}

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	2026-07-05T03:06:29.721737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b5602b775f4b81eb92117a7482cacf99a6a9778482ec448080b3131e987532

Aliases

arxiv: 2106.05340 · arxiv_version: 2106.05340v1 · doi: 10.48550/arxiv.2106.05340 · pith_short_12: 7G2WAK3XL5FY · pith_short_16: 7G2WAK3XL5FYD24S · pith_short_8: 7G2WAK3X

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/7G2WAK3XL5FYD24SCF5HJAWKZ6 \
  | 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: f9b5602b775f4b81eb92117a7482cacf99a6a9778482ec448080b3131e987532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0056c3399b78fdeb02759e6c1179bb772f202b5d2b87ea78934df017c3f8832",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-09T19:03:53Z",
    "title_canon_sha256": "5c9f089c4aabe7baf4db1dfb70ff280593c0a18eed722086299d4c532c4b89df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.05340",
    "kind": "arxiv",
    "version": 1
  }
}