Pith Number

pith:NIYET2CF

pith:2025:NIYET2CF4IVQCNUJVV4CG2VTJX

not attested not anchored not stored refs pending

Do Little Red Dots Vary?

Adi Zitrin, Amy Secunda, Jenny E. Greene, Lukas J. Furtak, Rachel S. Somerville, Yan-Fei Jiang

arxiv:2509.03571 v1 · 2025-09-03 · 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{NIYET2CF4IVQCNUJVV4CG2VTJX}

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

2 papers in Pith

Unveil the nature of JWST-AGN and Little Red Dots with SKAO continuum surveys

A new sample of Little Red Dots at $z<0.45$ in DESI DR1: Broad Balmer lines, low ionization spectrum and no variability

Receipt and verification

First computed	2026-07-05T12:04:42.490142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a3049e845e22b013689ad78236ab34dc7ff7c0d02efefff0bb4002a6d586e61

Aliases

arxiv: 2509.03571 · arxiv_version: 2509.03571v1 · doi: 10.48550/arxiv.2509.03571 · pith_short_12: NIYET2CF4IVQ · pith_short_16: NIYET2CF4IVQCNUJ · pith_short_8: NIYET2CF

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/NIYET2CF4IVQCNUJVV4CG2VTJX \
  | 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: 6a3049e845e22b013689ad78236ab34dc7ff7c0d02efefff0bb4002a6d586e61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8a87c00edf0732b5424ddb27a3a0c4106f7add549430299a220ef009176fe8e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-09-03T18:00:01Z",
    "title_canon_sha256": "f4ed5fe3f19aa32bb30c8ead4b5e4c23550e066eeb84b3d45e1c0d631ba65839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03571",
    "kind": "arxiv",
    "version": 1
  }
}