Pith Number

pith:JFCRQP6O

pith:2018:JFCRQP6OGGUDPZPT4JZPLFKUEE

not attested not anchored not stored refs pending

Signatures of multiple episodes of AGN activity in the core of Abell 1795

Georgi Kokotanekov, Huib T. Intema, Martijn de Vries, Michael W. Wise

arxiv:1807.11520 v1 · 2018-07-30 · astro-ph.GA · 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{JFCRQP6OGGUDPZPT4JZPLFKUEE}

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	2026-05-18T00:01:58.358902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4945183fce31a837e5f3e272f595542115de5d8ce79e0f62708c52f8adf72e37

Aliases

arxiv: 1807.11520 · arxiv_version: 1807.11520v1 · doi: 10.48550/arxiv.1807.11520 · pith_short_12: JFCRQP6OGGUD · pith_short_16: JFCRQP6OGGUDPZPT · pith_short_8: JFCRQP6O

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/JFCRQP6OGGUDPZPT4JZPLFKUEE \
  | 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: 4945183fce31a837e5f3e272f595542115de5d8ce79e0f62708c52f8adf72e37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42adb96588d780410a8a7f2fd0af451bb364711ba4e62cc132c7d9445305edcd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-30T18:35:07Z",
    "title_canon_sha256": "ba25aef2fdbc1f1fb3e84f5ae711a8462530c0e6faa1ce617a98b1a7483cb955"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11520",
    "kind": "arxiv",
    "version": 1
  }
}