Pith Number

pith:AHWISJFO

pith:2025:AHWISJFOQFGSJKCX2P3F44OR3R

not attested not anchored not stored refs pending

The AURORA Survey: Robust Helium Abundances at High Redshift Reveal A Subpopulation of Helium-Enhanced Galaxies in the Early Universe

Ali Ahmad Khostovan, Alice E. Shapley, Anthony J. Pahl, Callum T. Donnan, Danielle A. Berg, Daniel P. Stark, Derek J. McLeod, Desika Narayanan, Erik Aver, Evan D. Skillman, Fergus Cullen, James S. Dunlop, Max Pettini, Michael W. Topping, Naveen A. Reddy, N. M. F\"orster Schreiber, Pascal A. Oesch, Ryan L. Sanders, Tucker Jones

arxiv:2507.17057 v1 · 2025-07-22 · 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{AHWISJFOQFGSJKCX2P3F44OR3R}

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

Cosmic evolution of the helium and oxygen abundances in type 2 Active Galactic Nuclei: Helium-loud AGNs

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	2026-07-05T11:42:00.887764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01ec8924ae814d24a857d3f65e71d1dc740a582ebc9c34dec7851b79725dcc34

Aliases

arxiv: 2507.17057 · arxiv_version: 2507.17057v1 · doi: 10.48550/arxiv.2507.17057 · pith_short_12: AHWISJFOQFGS · pith_short_16: AHWISJFOQFGSJKCX · pith_short_8: AHWISJFO

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/AHWISJFOQFGSJKCX2P3F44OR3R \
  | 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: 01ec8924ae814d24a857d3f65e71d1dc740a582ebc9c34dec7851b79725dcc34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cbe7267e31e19dbafbd74855183701f3c3da83762e341b1e32ff45c7eaca4b2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-07-22T22:36:04Z",
    "title_canon_sha256": "a3c4b5ce7156bae305a6bbf62453a9c77d4ffc3d7cfff4c630e68f5cf8158cda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17057",
    "kind": "arxiv",
    "version": 1
  }
}