Pith Number

pith:NPIYEDBK

pith:2026:NPIYEDBKXU6VS4R7H65RAFCDJD

not attested not anchored not stored refs pending

RIOJA. Environmental Effects on Stellar Populations and Ionized Gas in a Protocluster at $z=7.88$

Akio K. Inoue, Alejandro Crespo G\'omez, Asahi Hamada, Carmen Blanco-Prieto, Daniel Ceverino, Hideki Umehata, Hidenobu Yajima, Hiroshi Matsuo, Javier \'Alvarez-M\'arquez, Ken Mawatari, Luis Colina, Masato Hagimoto, Massimo Stiavelli, Naoki Yoshida, Rui Marques-Chaves, Santiago Arribas, Takahiro Morishita, Takeshi Hashigaya, Takuya Hashimoto, Tom J. L. C. Bakx, Wataru Osone, Yi W. Ren, Yoichi Tamura, Yoshinobu Fudamoto, Yuma Sugahara, Yurina Nakazato

arxiv:2608.16343 v1 · 2026-08-17 · astro-ph.GA · 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{NPIYEDBKXU6VS4R7H65RAFCDJD}

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	2026-08-18T02:17:50.926445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bd1820c2abd3d59723f3fbb10144348c68c2d409aefcbe94109070792bff1b8

Aliases

arxiv: 2608.16343 · arxiv_version: 2608.16343v1 · doi: 10.48550/arxiv.2608.16343 · pith_short_12: NPIYEDBKXU6V · pith_short_16: NPIYEDBKXU6VS4R7 · pith_short_8: NPIYEDBK

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/NPIYEDBKXU6VS4R7H65RAFCDJD \
  | 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: 6bd1820c2abd3d59723f3fbb10144348c68c2d409aefcbe94109070792bff1b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddd3f455608c147b9359ba1fe20297885e4d6ef086701fda8d9816e4ed77b05d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-08-17T09:50:13Z",
    "title_canon_sha256": "994bede4dc0101e04f160be6b3b68ea7eca9c5de2d29238d70d6660cd8a5b367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.16343",
    "kind": "arxiv",
    "version": 1
  }
}