Pith Number

pith:Q3ZEZXBW

pith:2021:Q3ZEZXBWC3FIYGKYJF73HB35LJ

not attested not anchored not stored refs pending

The X-ray outburst of PG 1553+113: A precession effect of two jets in the supermassive black hole binary system

Hongxing Yin, Shaoming Hu, Shifeng Huang, Sofya Alexeeva, Xu Chen, Yifan Wang, Yunguo Jiang

arxiv:2110.01769 v2 · 2021-10-05 · 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{Q3ZEZXBWC3FIYGKYJF73HB35LJ}

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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.

Cited by

1 paper in Pith

Profile Analysis of the Multiwavelength 2.1-year Oscillations of PG 1553+113

Receipt and verification

First computed	2026-07-05T03:36:57.349781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86f24cdc3616ca8c1958497fb3877d5a4f19aabfffd08749fa63bd89cbeae2d2

Aliases

arxiv: 2110.01769 · arxiv_version: 2110.01769v2 · doi: 10.48550/arxiv.2110.01769 · pith_short_12: Q3ZEZXBWC3FI · pith_short_16: Q3ZEZXBWC3FIYGKY · pith_short_8: Q3ZEZXBW

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/Q3ZEZXBWC3FIYGKYJF73HB35LJ \
  | 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: 86f24cdc3616ca8c1958497fb3877d5a4f19aabfffd08749fa63bd89cbeae2d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad06b4aaadaef4f43ca8ba39320add1fcb7ccffb73b8c16a88ccdd0fdc8f8416",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-10-05T01:03:17Z",
    "title_canon_sha256": "5cc0a55a3260cbc06aa646534e435d7cb25ff4565682f899671f9cc73c5dd50d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.01769",
    "kind": "arxiv",
    "version": 2
  }
}