Pith Number

pith:XF2JEIKS

pith:2013:XF2JEIKSFJVCWH3QT4WRHHK7KZ

not attested not anchored not stored refs pending

A quasi-periodic oscillation in the blazar J1359+4011

A.C.S. Readhead, D.L. Meier, J.L. Richards, M.C. Shepherd, O.G. King, R. Reeves, T. Hovatta, T.J. Pearson, W. Max-Moerbeck

arxiv:1309.1158 v1 · 2013-09-04 · astro-ph.HE · astro-ph.CO · 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{XF2JEIKSFJVCWH3QT4WRHHK7KZ}

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.

Cited by

3 papers in Pith

Detection of optical quasi-periodic oscillation in the blazar 3C 454.3

Indication of gamma-Ray Quasi-periodicity in GB6 J1037+5711 from Multi-technique Timing Analysis

Kinematic Stratification in Extremely Red Quasars Revealed by JWST

Receipt and verification

First computed	2026-05-18T01:47:49.720266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9749221522a6a2b1f709f2d139d5f56589517927078f8688fe3d21a6f40171c

Aliases

arxiv: 1309.1158 · arxiv_version: 1309.1158v1 · doi: 10.48550/arxiv.1309.1158 · pith_short_12: XF2JEIKSFJVC · pith_short_16: XF2JEIKSFJVCWH3Q · pith_short_8: XF2JEIKS

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/XF2JEIKSFJVCWH3QT4WRHHK7KZ \
  | 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: b9749221522a6a2b1f709f2d139d5f56589517927078f8688fe3d21a6f40171c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccdfb16529d448e18389303b0a4a0ae8ea5b717e43d816eac52bfb98a61e58da",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-09-04T20:00:00Z",
    "title_canon_sha256": "56c1daeccf059d68d6e8119b564e1d9630e1934ce419f258c4c22be538dfead0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1158",
    "kind": "arxiv",
    "version": 1
  }
}