Pith Number

pith:DC7ZDCD7

pith:2016:DC7ZDCD7M5UT377NWIXAXHFN6R

not attested not anchored not stored refs pending

Multiband optical variability of the blazar OJ 287 during its outbursts in 2015 -- 2016

A. Agarwal, Alok C. Gupta, A. Mishra, A. Pandey, A. Strigachev, B. Spassov, B. Villarroel, E. Semkov, G. Damljanovic, G. Latev, G. N. Kimeridze, H. Gaur, J. H. Fan, J. Hirochi, K. Shiki, L. A. Sigua, M. F. Gu, M. G. Nikolashvili, M. Kawabata, M. Uemura, O. M. Kurtanidze, O. Vince, P. J. Wiita, P. Kushwaha, R. A. Chigladze, R. Bachev, R. Chanishvili, R. Itoh, R. V. Mu\~noz Dimitrova, S. O. Kurtanidze, T. Abe, T. Nakaoka, Y. Kanda, Z. Zhang

arxiv:1611.07561 v1 · 2016-11-21 · astro-ph.HE · 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{DC7ZDCD7M5UT377NWIXAXHFN6R}

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	2026-05-18T00:53:29.518878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18bf91887f67693dffedb22e0b9cadf4445b417e488628296bbecfcb477bd5bf

Aliases

arxiv: 1611.07561 · arxiv_version: 1611.07561v1 · doi: 10.48550/arxiv.1611.07561 · pith_short_12: DC7ZDCD7M5UT · pith_short_16: DC7ZDCD7M5UT377N · pith_short_8: DC7ZDCD7

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/DC7ZDCD7M5UT377NWIXAXHFN6R \
  | 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: 18bf91887f67693dffedb22e0b9cadf4445b417e488628296bbecfcb477bd5bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e68714214077a36f6f32ae4a822c4eb236cdac147ee0d17bf4b7293c5b8e64",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-11-21T11:24:08Z",
    "title_canon_sha256": "9ae7e9c86d789ba564091dffa887f8a7f3652dd9750da21efa82d28fb64f404c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07561",
    "kind": "arxiv",
    "version": 1
  }
}