Pith Number

pith:LQ5S3YY4

pith:2022:LQ5S3YY45C4EO7K2SYLN7JZHIL

not attested not anchored not stored refs pending

Time variability of the core-shift effect in the blazar 3C 454.3

Anne L\"ahteenm\"aki, Eduardo Ros, Joni Tammi, Kaj Wiik, Merja Tornikoski, Tuomas Savolainen, Wara Chamani, Yuri Y. Kovalev

arxiv:2209.13301 v1 · 2022-09-27 · 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{LQ5S3YY45C4EO7K2SYLN7JZHIL}

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

1 paper in Pith

A Jet from a Nearly Dormant Black Hole

Receipt and verification

First computed	2026-07-05T06:00:05.726766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c3b2de31ce8b8477d5a9616dfa72742d9cfa2c4becdd42ade73aef9dd76b2cf

Aliases

arxiv: 2209.13301 · arxiv_version: 2209.13301v1 · doi: 10.48550/arxiv.2209.13301 · pith_short_12: LQ5S3YY45C4E · pith_short_16: LQ5S3YY45C4EO7K2 · pith_short_8: LQ5S3YY4

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/LQ5S3YY45C4EO7K2SYLN7JZHIL \
  | 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: 5c3b2de31ce8b8477d5a9616dfa72742d9cfa2c4becdd42ade73aef9dd76b2cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8afe6d018b720f4e6b0d846e5bb2477cdcb943bd283fed82ff2b84b0049fed7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-09-27T11:03:14Z",
    "title_canon_sha256": "e7acc39de356e907f73b70aff90f883eb3577bb943e71f0bf5ea0ff3674eed57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13301",
    "kind": "arxiv",
    "version": 1
  }
}