Pith Number

pith:QPNKSYO3

pith:2016:QPNKSYO3N5VVF3DVHLK5PAQ7P6

not attested not anchored not stored refs pending

Detection of a possible X-ray Quasi-periodic Oscillation in the Active Galactic Nucleus 1H~0707-495

Bifang Liu, Hai-Wu Pan, Hongyan Zhou, Shuang-Nan Zhang, Su Yao, Weimin Yuan, Xin-Lin Zhou

arxiv:1601.07639 v1 · 2016-01-28 · 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{QPNKSYO3N5VVF3DVHLK5PAQ7P6}

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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	2026-05-18T01:19:05.264293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83daa961db6f6b52ec753ad5d7821f7f88257721c15b0e042bd15a48f4c9ce10

Aliases

arxiv: 1601.07639 · arxiv_version: 1601.07639v1 · doi: 10.48550/arxiv.1601.07639 · pith_short_12: QPNKSYO3N5VV · pith_short_16: QPNKSYO3N5VVF3DV · pith_short_8: QPNKSYO3

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/QPNKSYO3N5VVF3DVHLK5PAQ7P6 \
  | 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: 83daa961db6f6b52ec753ad5d7821f7f88257721c15b0e042bd15a48f4c9ce10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f80cd77b80eba84ec7cff86a737a563388f82111d3855a6964e0a0ee84a446",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-01-28T04:27:04Z",
    "title_canon_sha256": "59f305e84adb6be97a8a8bdea7d09f6914040724d67ae36d5052de82e6e0b102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07639",
    "kind": "arxiv",
    "version": 1
  }
}