Pith Number
pith:274NUPEX
pith:2011:274NUPEXML66ALOJOLFIAEZ5T3
not attested
not anchored
not stored
refs pending
A galaxy as the source of a Civ absorption system close to the epoch of reionization
arxiv:1104.4194 v2 · 2011-04-21 · astro-ph.CO · astro-ph.GA
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{274NUPEXML66ALOJOLFIAEZ5T3}
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Record completeness
1
Bitcoin timestamp
2
Internet Archive
3
Author claim
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claim
4
Citations
5
Replications
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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 | 2026-05-18T03:27:41.324370Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
d7f8da3c9762fde02dc972ca80133d9ee8385002c420c27db2d186e0a1cd8084
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/274NUPEXML66ALOJOLFIAEZ5T3 \
| 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: d7f8da3c9762fde02dc972ca80133d9ee8385002c420c27db2d186e0a1cd8084
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "10f28c4bd30b5c0ff9028e474a5f49457c2d2cd3b5da83aa5dd5930e2d751553",
"cross_cats_sorted": [
"astro-ph.GA"
],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.CO",
"submitted_at": "2011-04-21T07:33:06Z",
"title_canon_sha256": "7ae488dceeffae0ff2f70a1136516b923ddd5267fe276b8ce34ba656897df729"
},
"schema_version": "1.0",
"source": {
"id": "1104.4194",
"kind": "arxiv",
"version": 2
}
}