Pith Number

pith:OI6GMRDW

pith:2024:OI6GMRDWYD7SPBINSUSG5MCHUL

not attested not anchored not stored refs pending

Hydrogen Column Density Variability in a Sample of Local Compton-Thin AGN II

A. Pizzetti, D. Sengupta, I. Cox, J. Buchner, M. Ajello, N. Torres-Alba, R. Silver, S. Marchesi, S. Neal, X. Zhao

arxiv:2403.06919 v1 · 2024-03-11 · 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{OI6GMRDWYD7SPBINSUSG5MCHUL}

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.

Cited by

1 paper in Pith

Swift-XRT and NuSTAR Monitoring of Obscuration Variability in Mrk 477

Receipt and verification

First computed	2026-07-05T07:54:44.451646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

723c664476c0ff27850d95246eb047a2c8878431ec63ea0c3e3ab347218690c1

Aliases

arxiv: 2403.06919 · arxiv_version: 2403.06919v1 · doi: 10.48550/arxiv.2403.06919 · pith_short_12: OI6GMRDWYD7S · pith_short_16: OI6GMRDWYD7SPBIN · pith_short_8: OI6GMRDW

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/OI6GMRDWYD7SPBINSUSG5MCHUL \
  | 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: 723c664476c0ff27850d95246eb047a2c8878431ec63ea0c3e3ab347218690c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39244f71053c46ef19c173899a37d42068b1f95af95e13e5583aaaf2db9c0a3a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-03-11T17:06:25Z",
    "title_canon_sha256": "78c672fd1f46b4a08fc139c3a47815cf720447fbf9eccc2003aed8083310fd91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.06919",
    "kind": "arxiv",
    "version": 1
  }
}