Pith Number

pith:PYGSCLR2

pith:2017:PYGSCLR2722OL7GSHVBG3SQBCO

not attested not anchored not stored refs pending

The Shape of the Cosmic X-ray Background: Nuclear Starburst Discs and the Redshift Evolution of AGN Obscuration

David R. Ballantyne, Raj Gohil

arxiv:1711.05268 v2 · 2017-11-14 · 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{PYGSCLR2722OL7GSHVBG3SQBCO}

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	2026-05-18T00:22:27.448415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e0d212e3afeb4e5fcd23d426dca0113aaff55eb6a61b6d97e09e9d7d341c3d2

Aliases

arxiv: 1711.05268 · arxiv_version: 1711.05268v2 · doi: 10.48550/arxiv.1711.05268 · pith_short_12: PYGSCLR2722O · pith_short_16: PYGSCLR2722OL7GS · pith_short_8: PYGSCLR2

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/PYGSCLR2722OL7GSHVBG3SQBCO \
  | 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: 7e0d212e3afeb4e5fcd23d426dca0113aaff55eb6a61b6d97e09e9d7d341c3d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa18de6ad8adbecc991b6e6ac1aa3d70dffb5282a697b290481377a0268006bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-11-14T19:00:01Z",
    "title_canon_sha256": "837a99cb61dbf789cb267d4ecc0436bb9bca533b2c2cfc542603027f9263264e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05268",
    "kind": "arxiv",
    "version": 2
  }
}