Pith Number
pith:Z7EKGSGE
pith:2018:Z7EKGSGEK75NIOQR7KVKBDQE62
not attested
not anchored
not stored
refs pending
The Discovery of a Gravitationally Lensed Quasar at z = 6.51
arxiv:1810.11924 v1 · 2018-10-29 · astro-ph.GA
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{Z7EKGSGEK75NIOQR7KVKBDQE62}
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
· sign in to
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 | 2026-05-17T23:56:17.287424Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
cfc8a348c457fad43a11faaaa08e04f69bbecb921aef1b013d7d3eea9a7e30c8
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/Z7EKGSGEK75NIOQR7KVKBDQE62 \
| 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: cfc8a348c457fad43a11faaaa08e04f69bbecb921aef1b013d7d3eea9a7e30c8
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "4b52d40492dbd5cfcda3df9632b8111be25f3ae8b6780586a5ff9c593c3cdc02",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.GA",
"submitted_at": "2018-10-29T02:34:57Z",
"title_canon_sha256": "41bf9f920428e35ae83698ebe363738a0de30e4bf866dfacf03726f84c469004"
},
"schema_version": "1.0",
"source": {
"id": "1810.11924",
"kind": "arxiv",
"version": 1
}
}