Pith Number

pith:6DUYJC47

pith:2023:6DUYJC4723X2D354URV2JHM6IK

not attested not anchored not stored refs pending

Examining the Decline in the C IV Content of the Universe over 4.3 < z < 6.3 using the E-XQR-30 Sample

Andrea Pallottini, Anna-Christina Eilers, Emanuele Paolo Farina, Emma Ryan-Weber, Frederick B. Davies, George D. Becker, Guido Cupani, Laura C. Keating, Manuela Bischetti, Martin G. Haehnelt, Rebecca L. Davies, Romain A. Meyer, Sarah E. I. Bosman, Valentina D'Odorico, Yongda Zhu

arxiv:2303.02816 v1 · 2023-03-06 · 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{6DUYJC4723X2D354URV2JHM6IK}

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	2026-07-05T05:48:15.636503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0e9848b9fd6efa1efbca46ba49d9e429f27e8db2e27a5957b7b81d9ebfc2b5f

Aliases

arxiv: 2303.02816 · arxiv_version: 2303.02816v1 · doi: 10.48550/arxiv.2303.02816 · pith_short_12: 6DUYJC4723X2 · pith_short_16: 6DUYJC4723X2D354 · pith_short_8: 6DUYJC47

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/6DUYJC4723X2D354URV2JHM6IK \
  | 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: f0e9848b9fd6efa1efbca46ba49d9e429f27e8db2e27a5957b7b81d9ebfc2b5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a6ad6756bc31eec47be44208f8228ac672f76ec151359084500ff7eb34166d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-03-06T01:09:13Z",
    "title_canon_sha256": "c343e0332d42696f6fcd94f50dd42bb1f7f55f73968d0d6f3444d47cc43203dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.02816",
    "kind": "arxiv",
    "version": 1
  }
}