Pith Number

pith:RJ5A6YNE

pith:2023:RJ5A6YNEHW7RFODBOTXDEEALVF

not attested not anchored not stored refs pending

Redshift Evolution of the Electron Density in the ISM at $z\sim 0-9$ Uncovered with JWST/NIRSpec Spectra and Line-Spread Function Determinations

Hiroya Umeda, Kimihiko Nakajima, Masami Ouchi, Yechi Zhang, Yi Xu, Yoshiaki Ono, Yuichi Harikane, Yuki Isobe

arxiv:2301.06811 v2 · 2023-01-17 · 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{RJ5A6YNEHW7RFODBOTXDEEALVF}

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

Deep Spectroscopic Follow-Up of Maisie's Galaxy -- A Typical Galaxy in the Early Universe

Direct T_e-based Metallicities of z=2-9 Galaxies with JWST/NIRSpec: Empirical Metallicity Calibrations Applicable from Reionization to Cosmic Noon

Receipt and verification

First computed	2026-07-05T06:43:46.875546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7a0f61a43dbf12b86174ee32100ba94c27461f9a05a68966be9de980890dba

Aliases

arxiv: 2301.06811 · arxiv_version: 2301.06811v2 · doi: 10.48550/arxiv.2301.06811 · pith_short_12: RJ5A6YNEHW7R · pith_short_16: RJ5A6YNEHW7RFODB · pith_short_8: RJ5A6YNE

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/RJ5A6YNEHW7RFODBOTXDEEALVF \
  | 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: 8a7a0f61a43dbf12b86174ee32100ba94c27461f9a05a68966be9de980890dba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b54d7d894e9f03ff5529c8e7defd53b0e87a5cd4828564a6700f682b3b6d2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-01-17T11:13:53Z",
    "title_canon_sha256": "1cfebba179ac26b1c5195377e0b57501438a276e8378f89d4cb9c06f5c3c51bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.06811",
    "kind": "arxiv",
    "version": 2
  }
}