Pith Number

pith:YXYQNBB6

pith:2010:YXYQNBB6F7UZWXTPTJNGNTH3RY

not attested not anchored not stored refs pending

An XMM-Newton spectral survey of 12 micron selected galaxies. I. X-ray data

Kirpal Nandra, Murray Brightman

arxiv:1012.3345 v1 · 2010-12-15 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXYQNBB6F7UZWXTPTJNGNTH3RY}

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	2026-05-18T02:04:24.443682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5f106843e2fe99b5e6f9a5a66ccfb8e0edc855125709ff88efa20d9d58eb049

Aliases

arxiv: 1012.3345 · arxiv_version: 1012.3345v1 · doi: 10.48550/arxiv.1012.3345 · pith_short_12: YXYQNBB6F7UZ · pith_short_16: YXYQNBB6F7UZWXTP · pith_short_8: YXYQNBB6

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/YXYQNBB6F7UZWXTPTJNGNTH3RY \
  | 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: c5f106843e2fe99b5e6f9a5a66ccfb8e0edc855125709ff88efa20d9d58eb049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e8bac336fd40ab08aa8aa806a854335f2ac2c2cacc74ad44ec8d66d581753e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-15T14:24:10Z",
    "title_canon_sha256": "be1d2b12e1fad1fd34e5af2ecc86d2e3a7a51dbdaea15514ef54fab12079fae2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3345",
    "kind": "arxiv",
    "version": 1
  }
}