Pith Number

pith:CDMZPAMY

pith:2014:CDMZPAMYZCIOLL7GBXHD5SLIXK

not attested not anchored not stored refs pending

XMM-Newton RGS observations of the Cat's Eye Nebula

J.A. Toal\'a, M.A. Guerrero, R.A. Gruendl, Y.-H. Chu

arxiv:1410.7631 v1 · 2014-10-28 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDMZPAMYZCIOLL7GBXHD5SLIXK}

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	2026-05-18T02:29:02.434260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10d9978198c890e5afe60dce3ec968ba85de8aadd54af319ea1dc3e4ed2b793d

Aliases

arxiv: 1410.7631 · arxiv_version: 1410.7631v1 · doi: 10.48550/arxiv.1410.7631 · pith_short_12: CDMZPAMYZCIO · pith_short_16: CDMZPAMYZCIOLL7G · pith_short_8: CDMZPAMY

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/CDMZPAMYZCIOLL7GBXHD5SLIXK \
  | 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: 10d9978198c890e5afe60dce3ec968ba85de8aadd54af319ea1dc3e4ed2b793d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e86da2d5fea207097c3620afe45d4c723ac16ff4eea1b36ad1600eaa283c5cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-10-28T14:29:52Z",
    "title_canon_sha256": "8bae78400ace0ebe7e76db800c5aba6e404ba8c1a02cbca5dac98b9c1d890faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7631",
    "kind": "arxiv",
    "version": 1
  }
}