Pith Number

pith:OLMBDJVO

pith:2020:OLMBDJVOJIZW7AACQBEQ4INUN5

not attested not anchored not stored refs pending

The recurrent nuclear activity of Fornax A and its interaction with the cold gas

D. Kleiner, F. Govoni, F. M. Maccagni, K. Morokuma-Matsui, M. Murgia, P. Serra

arxiv:2006.00897 v1 · 2020-06-01 · 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{OLMBDJVOJIZW7AACQBEQ4INUN5}

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	2026-07-05T02:29:27.286662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72d811a6ae4a336f800280490e21b46f5e10aeec1fd7b9c9e40209976ed3ca42

Aliases

arxiv: 2006.00897 · arxiv_version: 2006.00897v1 · doi: 10.48550/arxiv.2006.00897 · pith_short_12: OLMBDJVOJIZW · pith_short_16: OLMBDJVOJIZW7AAC · pith_short_8: OLMBDJVO

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/OLMBDJVOJIZW7AACQBEQ4INUN5 \
  | 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: 72d811a6ae4a336f800280490e21b46f5e10aeec1fd7b9c9e40209976ed3ca42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "444f078f35fa50c54e44dcb3a283a18e4386c6072c31ea6215ad9f0234e67552",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-01T12:49:49Z",
    "title_canon_sha256": "2a9a29eb9324001ada446da0e56693208400b5990fa3a9816524ad79e5dc4ec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.00897",
    "kind": "arxiv",
    "version": 1
  }
}