Pith Number
pith:PGJPEZ5Y
pith:2009:PGJPEZ5YINT6PBJROUZIV5D6PL
not attested
not anchored
not stored
refs pending
Suzaku X-Ray Imaging and Spectroscopy of Cassiopeia A
arxiv:0912.5020 v1 · 2009-12-26 · astro-ph.HE
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{PGJPEZ5YINT6PBJROUZIV5D6PL}
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
✓
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 | 2026-05-18T02:10:13.657018Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
7992f267b84367e7853175328af47e7ac6a476136347b2752a5ed43b3828ab98
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/PGJPEZ5YINT6PBJROUZIV5D6PL \
| 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: 7992f267b84367e7853175328af47e7ac6a476136347b2752a5ed43b3828ab98
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "4450e60a7a17db3201ecbc78dbc1fcb0f83ba3b655e1c15d946fcf4b15029db8",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.HE",
"submitted_at": "2009-12-26T14:31:22Z",
"title_canon_sha256": "d96d94db5c7afb0717690414118e57f803290771e3c7167c3ee231c076836216"
},
"schema_version": "1.0",
"source": {
"id": "0912.5020",
"kind": "arxiv",
"version": 1
}
}