Pith Number

pith:5JTKPIGJ

pith:2021:5JTKPIGJTFQFYOEJMAZ2JUX3PY

not attested not anchored not stored refs pending

A MeerKAT view of pre-processing in the Fornax A group

A. Comrie, A. Loni, A. Sivitilli, A. Venhola, D. Cs. Moln\'ar, D. Kleiner, E. Iodice, F. M. Maccagni, F. Vitello, G. I. G. J\'ozsa, K. Morokuma-Matsui, K. Thorat, M. A. Raj, M. Ramatsoku, O. Smirnov, P. Kamphuis, P. Serra, R. Peletier, S. I. Loubser, S. S. Passmoor, W. J. G. de Blok

arxiv:2101.10347 v2 · 2021-01-25 · 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{5JTKPIGJTFQFYOEJMAZ2JUX3PY}

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	2026-07-05T02:31:49.894502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea66a7a0c999605c38896033a4d2fb7e347bf660741e21380dd27842c29617af

Aliases

arxiv: 2101.10347 · arxiv_version: 2101.10347v2 · doi: 10.48550/arxiv.2101.10347 · pith_short_12: 5JTKPIGJTFQF · pith_short_16: 5JTKPIGJTFQFYOEJ · pith_short_8: 5JTKPIGJ

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/5JTKPIGJTFQFYOEJMAZ2JUX3PY \
  | 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: ea66a7a0c999605c38896033a4d2fb7e347bf660741e21380dd27842c29617af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae36200f21a7aadf282ac1a7765a91f8d6a30eaa3d36487352b8f37e011cd4de",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-25T19:00:21Z",
    "title_canon_sha256": "074fa29ef898ee5cd944e95ebf45bf9b8e0d749a16fc912d37a99f4b85944e4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10347",
    "kind": "arxiv",
    "version": 2
  }
}