Pith Number

pith:Q3M2ZOZW

pith:2022:Q3M2ZOZW62LCC63XMBWX5USNVY

not attested not anchored not stored refs pending

A Negative Long Lag from the Optical to the UV Continuum in Fairall 9

Amy Secunda, Ashley Villar, Jenny E. Greene, Philippe Z. Yao, Yan-Fei Jiang

arxiv:2210.13489 v1 · 2022-10-24 · astro-ph.GA · 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{Q3M2ZOZW62LCC63XMBWX5USNVY}

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	2026-07-05T06:38:29.386925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86d9acbb36f696217b77606d7ed24dae34f718a272c6745a53edc449f82cac3b

Aliases

arxiv: 2210.13489 · arxiv_version: 2210.13489v1 · doi: 10.48550/arxiv.2210.13489 · pith_short_12: Q3M2ZOZW62LC · pith_short_16: Q3M2ZOZW62LCC63X · pith_short_8: Q3M2ZOZW

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/Q3M2ZOZW62LCC63XMBWX5USNVY \
  | 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: 86d9acbb36f696217b77606d7ed24dae34f718a272c6745a53edc449f82cac3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d955d821ec3412120fc877fb6031098800f7701cb2d49fda06ffb1ff0643d13d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-10-24T18:00:04Z",
    "title_canon_sha256": "dcf310117b31944cc2d889d6733476644124e4292798c651358b489a46dbc802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13489",
    "kind": "arxiv",
    "version": 1
  }
}