Pith Number

pith:F2X6V3JT

pith:2022:F2X6V3JTHWFMRFOKNZN2NPTQWI

not attested not anchored not stored refs pending

The chemical enrichment in the early Universe as probed by JWST via direct metallicity measurements at z~8

A.Amiri, A. J. Bunker, A. Marconi, C. Hayden-Pawson, E. Curtis-Lake, F. Belfiore, F. D'Eugenio, F. Mannucci, G. C. Jones, G. Cresci, G. Maheson, H. Ubler, I. E. B. Wallace, I. Laseter, J. Chevallard, J. M. Piotrowska, J. S. Bennett, J. Scholtz, J. Witstok, K. Nakajima, L. Sandles, M. Curti, M. V. Maseda, N. Kumari, N. R. Bonaventura, R. Maiolino, R. Smit, S. Arribas, S. Carniani, S. Charlot, S. Tacchella, T. J. Looser, W. M. Baker

arxiv:2207.12375 v5 · 2022-07-25 · 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{F2X6V3JTHWFMRFOKNZN2NPTQWI}

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	2026-07-05T05:03:04.529603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eafeaed333d8ac895ca6e5ba6be70b22d6234c26fe7038a5c340c846cd4aab4

Aliases

arxiv: 2207.12375 · arxiv_version: 2207.12375v5 · doi: 10.48550/arxiv.2207.12375 · pith_short_12: F2X6V3JTHWFM · pith_short_16: F2X6V3JTHWFMRFOK · pith_short_8: F2X6V3JT

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/F2X6V3JTHWFMRFOKNZN2NPTQWI \
  | 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: 2eafeaed333d8ac895ca6e5ba6be70b22d6234c26fe7038a5c340c846cd4aab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60a4ed95861ab420569726d7b4ecc9934977cb6734178ac5222bbc69eba10a8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-25T17:43:23Z",
    "title_canon_sha256": "e78bdf6266b9aa6e116fc1c68b3a8434a7c8c6a8107ed32199684106a750f1d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.12375",
    "kind": "arxiv",
    "version": 5
  }
}