Pith Number
pith:IKWERPFV
pith:2013:IKWERPFVI65S2TN46LLCWWAVY2
not attested
not anchored
not stored
refs pending
H.E.S.S. discovery of VHE gamma-rays from the quasar PKS 1510-089
arxiv:1304.8071 v1 · 2013-04-30 · astro-ph.HE
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{IKWERPFVI65S2TN46LLCWWAVY2}
Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more
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 | 2026-05-18T03:26:50.994098Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
42ac48bcb547bb2d4dbcf2d62b5815c6a3a2f93b58f19d5950edd1f4de4c823e
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/IKWERPFVI65S2TN46LLCWWAVY2 \
| 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: 42ac48bcb547bb2d4dbcf2d62b5815c6a3a2f93b58f19d5950edd1f4de4c823e
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "f8277a7d0e7553fc26e75a9226bb7684c09e37db9155f262b6e5f8eeeb7e94fb",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.HE",
"submitted_at": "2013-04-30T17:07:37Z",
"title_canon_sha256": "6fd022a7abddbe948f310b1891f4bb9dd3f961604b4b340b539e4c8453f64d4d"
},
"schema_version": "1.0",
"source": {
"id": "1304.8071",
"kind": "arxiv",
"version": 1
}
}