Pith Number

pith:3DPMXZLQ

pith:2022:3DPMXZLQDCMITGMTDXQAM4KUNX

not attested not anchored not stored refs pending

Dissecting the Extended X-ray Emission in the Merging Pair NGC 6240

A. Paggi, E. Nardini, G. Fabbiano, J. Wang, M. Elvis, M. Karovska

arxiv:2202.00685 v1 · 2022-02-01 · 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{3DPMXZLQDCMITGMTDXQAM4KUNX}

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	2026-07-05T04:09:46.862575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8decbe57018988999931de00671546dd2ee380f8e5810434c19cbff97426bb3

Aliases

arxiv: 2202.00685 · arxiv_version: 2202.00685v1 · doi: 10.48550/arxiv.2202.00685 · pith_short_12: 3DPMXZLQDCMI · pith_short_16: 3DPMXZLQDCMITGMT · pith_short_8: 3DPMXZLQ

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/3DPMXZLQDCMITGMTDXQAM4KUNX \
  | 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: d8decbe57018988999931de00671546dd2ee380f8e5810434c19cbff97426bb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb358b00226a2e489d208f060e8c22f1622a948135c94a13bb8af7dce58c927",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-02-01T19:00:01Z",
    "title_canon_sha256": "0e8b0c8a3092e77e6b64724c7b630cca95be323afd390fc16df604fc83fa6cd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00685",
    "kind": "arxiv",
    "version": 1
  }
}