Pith Number

pith:PE2QTFVV

pith:2015:PE2QTFVVHA6ZLHLK3UPCU5GIUB

not attested not anchored not stored refs pending

A Consistent Picture Emerges: A Compact X-ray Continuum Emission Region in the Gravitationally Lensed Quasar SDSS J0924+0219

A. Mosquera, B. Chen, Chelsea L. MacLeod, Christopher Morgan, C. Kochanek, F. Courbin, G. Chartas, G. Meylan, M. Tewes, X. Dai

arxiv:1501.07533 v2 · 2015-01-29 · 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{PE2QTFVVHA6ZLHLK3UPCU5GIUB}

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	2026-05-18T01:37:31.144941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79350996b5383d959d6add1e2a74c8a067242779dbcfc5309f7cc18be934976c

Aliases

arxiv: 1501.07533 · arxiv_version: 1501.07533v2 · doi: 10.48550/arxiv.1501.07533 · pith_short_12: PE2QTFVVHA6Z · pith_short_16: PE2QTFVVHA6ZLHLK · pith_short_8: PE2QTFVV

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/PE2QTFVVHA6ZLHLK3UPCU5GIUB \
  | 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: 79350996b5383d959d6add1e2a74c8a067242779dbcfc5309f7cc18be934976c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa79abcae1e1bc83d0872cf039c8636a49b43b63b167225a5c5c58a9b28c569",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-29T18:21:26Z",
    "title_canon_sha256": "0faa8d12dc5cbfbce85acc109d42408e20a47dbc3413a966fbeff563dd323daf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07533",
    "kind": "arxiv",
    "version": 2
  }
}