Pith Number

pith:CNHW2TZC

pith:2022:CNHW2TZCC5AX7GI4GDQCYNJODH

not attested not anchored not stored refs pending

Multiple Flares in the Changing-Look AGN NGC 5273

A. Do, A. V. Payne, B. J. Shappee, C. Ashall, C. S. Kochanek, D. Desai, J. M. M. Neustadt, J. T. Hinkle, K. Auchettl, K. Z. Stanek, M. A. Tucker, M. E. Huber, M. T. Reynolds, R. Pogge, S. Mathur, T. deJaeger, T. W.-S. Holoien, W. B. Hoogendam

arxiv:2211.03801 v2 · 2022-11-07 · 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{CNHW2TZCC5AX7GI4GDQCYNJODH}

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	2026-07-05T05:55:14.185813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

134f6d4f2217417f991c30e02c352e19ea38870ec91160142d5c1c16a4442252

Aliases

arxiv: 2211.03801 · arxiv_version: 2211.03801v2 · doi: 10.48550/arxiv.2211.03801 · pith_short_12: CNHW2TZCC5AX · pith_short_16: CNHW2TZCC5AX7GI4 · pith_short_8: CNHW2TZC

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/CNHW2TZCC5AX7GI4GDQCYNJODH \
  | 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: 134f6d4f2217417f991c30e02c352e19ea38870ec91160142d5c1c16a4442252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07c286999850ea3c5c1d719e230624093bcc985d05335fc6434e379ef18ac360",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-11-07T19:00:02Z",
    "title_canon_sha256": "1dfa962a0aa15f46744885aece49f77aba9de9c188056dc7015dc2a28661cb47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.03801",
    "kind": "arxiv",
    "version": 2
  }
}