Pith Number

pith:Q2JFU4PE

pith:2024:Q2JFU4PEGY7YVR2BROZ2A4OCLG

not attested not anchored not stored refs pending

Spectral Energy Distribution Variability of the Blazar OJ 287 during 2009-2021

Alok C. Gupta, Anne L\"ahteenm\"aki, Anthony C. S. Readhead, Hugh D. Aller, Liang Chen, Margo F. Aller, Mauri J. Valtonen, Merja Tornikoski, Minfeng Gu, Pankaj Kushwaha, Qi Yuan, Sebastian Kiehlmann, Svetlana G. Jorstad, Wenwen Zuo

arxiv:2412.10752 v1 · 2024-12-14 · 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{Q2JFU4PEGY7YVR2BROZ2A4OCLG}

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	2026-07-05T09:49:21.006519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86925a71e4363f8ac7418bb3a071c2598967af956e54a83774481958a0cafdc7

Aliases

arxiv: 2412.10752 · arxiv_version: 2412.10752v1 · doi: 10.48550/arxiv.2412.10752 · pith_short_12: Q2JFU4PEGY7Y · pith_short_16: Q2JFU4PEGY7YVR2B · pith_short_8: Q2JFU4PE

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/Q2JFU4PEGY7YVR2BROZ2A4OCLG \
  | 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: 86925a71e4363f8ac7418bb3a071c2598967af956e54a83774481958a0cafdc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc6a65b08371872dbb5bac8e761f9c7a35d313e766cabd33b105a029546e8c41",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-12-14T08:42:22Z",
    "title_canon_sha256": "cbfaba0613e2f000a294d6bbb7edc897769e3b956dbf98f387a1bead41ba1f63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.10752",
    "kind": "arxiv",
    "version": 1
  }
}