Pith Number

pith:GRALDRO4

pith:2020:GRALDRO4ZEUI7C5SAU2FZA4HN3

not attested not anchored not stored refs pending

Lyman-alpha spectroscopy of extreme [OIII] emitting galaxies at $z\simeq2-3$: Implications for Ly$\alpha$ visibility and LyC leakage at $z>6$

Daniel Stark, Enrico Congiu, Jacopo Chevallard, Mengtao Tang, Ryan Endsley, Stephane Charlot

arxiv:2012.04697 v2 · 2020-12-08 · 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{GRALDRO4ZEUI7C5SAU2FZA4HN3}

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	2026-07-05T02:23:50.444778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3440b1c5dcc9288f8bb205345c83876ed124065d794aa20a4d355f56bcb6dd38

Aliases

arxiv: 2012.04697 · arxiv_version: 2012.04697v2 · doi: 10.48550/arxiv.2012.04697 · pith_short_12: GRALDRO4ZEUI · pith_short_16: GRALDRO4ZEUI7C5S · pith_short_8: GRALDRO4

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/GRALDRO4ZEUI7C5SAU2FZA4HN3 \
  | 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: 3440b1c5dcc9288f8bb205345c83876ed124065d794aa20a4d355f56bcb6dd38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af24bdf2b7586de798a7ff98bec18022c16aa7dbed13660f3b08c64049278e2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-12-08T19:34:01Z",
    "title_canon_sha256": "983c3dd666c38206cd46b17da7a124f2ffe1e17b32146d0f6f721eb18e67b6ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.04697",
    "kind": "arxiv",
    "version": 2
  }
}