Pith Number

pith:U47FIO4D

pith:2023:U47FIO4DEWN6VXFKIZD2BSUYKF

not attested not anchored not stored refs pending

Constraints on cosmological coupling from the accretion history of supermassive black holes

(2) Department of Physics, Astronomy, Athena Engholm (2), Duncan Farrah (2), Institute for Astronomy, Kiana Ejercito (2) ((1) National Radio Astronomy Observatory, Manoa), Mark Lacy (1), University of Hawaii

arxiv:2312.12344 v1 · 2023-12-19 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U47FIO4DEWN6VXFKIZD2BSUYKF}

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

Cosmological coupled black holes immersed in dark sector

Receipt and verification

First computed	2026-07-05T07:26:02.235980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a73e543b83259beadcaa4647a0ca98515ef46c720efd7dfd2288770b944753fb

Aliases

arxiv: 2312.12344 · arxiv_version: 2312.12344v1 · doi: 10.48550/arxiv.2312.12344 · pith_short_12: U47FIO4DEWN6 · pith_short_16: U47FIO4DEWN6VXFK · pith_short_8: U47FIO4D

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/U47FIO4DEWN6VXFKIZD2BSUYKF \
  | 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: a73e543b83259beadcaa4647a0ca98515ef46c720efd7dfd2288770b944753fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28352d68faa1d6dc89045ee62a27e91fac56b2e11c5f864a3feeb77ca8e6c4fa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-12-19T17:17:06Z",
    "title_canon_sha256": "ddb500583e1a57e11377b71990fe840af79b0ba64ee778961918b2965d9ccab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.12344",
    "kind": "arxiv",
    "version": 1
  }
}