Pith Number

pith:VI6GX6XU

pith:2015:VI6GX6XUXLD2POJL4M37BL6XAK

not attested not anchored not stored refs pending

Partial covering of emission regions of Q 0528-250 by intervening H$_2$ clouds

((1) - Ioffe Physical-Technical Institute of RAS, 2), (2) - St.-Petersburg State Polytechnical University, (3) - Universite Pierre et Marie-Curie, (4) - European Southern Observatory, (5) Inter-University Centre for Astronomy, Astrophysics, A.V. Ivanchik (1, Chile, C. Ledoux (4), D.A. Varshalovich (1, France, India), Institut d'Astrophysique de Paris, P. Noterdaeme (3), P. Petitjean (3), R. Srianand (5), Russia, S.A. Balashev (1, V.V. Klimenko (1

arxiv:1501.07210 v1 · 2015-01-28 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VI6GX6XUXLD2POJL4M37BL6XAK}

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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	2026-05-18T02:27:00.504044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa3c6bfaf4bac7a7b92be337f0afd702a514867cc136ba5b828ff8c5f9293a62

Aliases

arxiv: 1501.07210 · arxiv_version: 1501.07210v1 · doi: 10.48550/arxiv.1501.07210 · pith_short_12: VI6GX6XUXLD2 · pith_short_16: VI6GX6XUXLD2POJL · pith_short_8: VI6GX6XU

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/VI6GX6XUXLD2POJL4M37BL6XAK \
  | 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: aa3c6bfaf4bac7a7b92be337f0afd702a514867cc136ba5b828ff8c5f9293a62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc59e1c7683b467433a15a34f7cb1500c03bff50eef64166ea11cec145227645",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-28T17:42:46Z",
    "title_canon_sha256": "64fe75a8d923da598ba12bf4713bf22c3b6783c0e4149aae7c135266e1559002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07210",
    "kind": "arxiv",
    "version": 1
  }
}