Pith Number
pith:WRR3RB5Q
pith:2014:WRR3RB5Q3JHQX6FASPTG22HXHF
not attested
not anchored
not stored
refs pending
Studying focal ratio degradation of optical fibers for Subaru Prime Focus Spectrograph
arxiv:1408.3066 v1 · 2014-08-13 · astro-ph.IM
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{WRR3RB5Q3JHQX6FASPTG22HXHF}
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
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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 | 2026-05-18T02:45:15.148641Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
b463b887b0da4f0bf8a093e66d68f73966ded636ff5e22f4e5e6a465ab47146b
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/WRR3RB5Q3JHQX6FASPTG22HXHF \
| 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: b463b887b0da4f0bf8a093e66d68f73966ded636ff5e22f4e5e6a465ab47146b
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "3cb7c147f97eafe6c5323953555ede317c9bbd0d6ee46a8a285905bb57a3c136",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.IM",
"submitted_at": "2014-08-13T17:56:52Z",
"title_canon_sha256": "f9e950588afea02a99572dc0926078c3bc10b7638e37c1bcc09f4fab9eee7ad9"
},
"schema_version": "1.0",
"source": {
"id": "1408.3066",
"kind": "arxiv",
"version": 1
}
}