Pith Number

pith:S6NEUSOT

pith:2018:S6NEUSOTZ24ITDVSPZ46OOUI3V

not attested not anchored not stored refs pending

Probing the nature and origin of dust in the reddened quasar IC 4329A with global modelling from X-ray to infrared

Elisa Costantini, Missagh Mehdipour

arxiv:1808.04628 v2 · 2018-08-14 · astro-ph.HE · 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{S6NEUSOTZ24ITDVSPZ46OOUI3V}

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	2026-05-18T00:00:51.103616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

979a4a49d3ceb8898eb27e79e73a88dd5b7d3f6a8a3b99544e002179722ebcbf

Aliases

arxiv: 1808.04628 · arxiv_version: 1808.04628v2 · doi: 10.48550/arxiv.1808.04628 · pith_short_12: S6NEUSOTZ24I · pith_short_16: S6NEUSOTZ24ITDVS · pith_short_8: S6NEUSOT

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/S6NEUSOTZ24ITDVSPZ46OOUI3V \
  | 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: 979a4a49d3ceb8898eb27e79e73a88dd5b7d3f6a8a3b99544e002179722ebcbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "186e1b8b4d4b0ce1b7eb82857d1aa17907b310f479be2ebb8a8ac5eaf2667a2e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-14T11:09:47Z",
    "title_canon_sha256": "bf99e73705bdd16332cbe3e4adae481896cc9f3fd76fb9ddcdf9baedd37a3faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04628",
    "kind": "arxiv",
    "version": 2
  }
}