Pith Number
pith:EBBGCEWW
pith:2011:EBBGCEWWZJZWDTKFBVQOJGPTP3
not attested
not anchored
not stored
refs pending
The morphology and kinematics of the Fine Ring Nebula, planetary nebula Sp 1, and the shaping influence of its binary central star
arxiv:1111.2860 v2 · 2011-11-11 · astro-ph.SR
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{EBBGCEWWZJZWDTKFBVQOJGPTP3}
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 | 2026-05-18T01:59:39.978048Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
20426112d6ca7361cd450d60e499f37ef35c9e25a5f97f0a7f8291f19886fdb7
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/EBBGCEWWZJZWDTKFBVQOJGPTP3 \
| 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: 20426112d6ca7361cd450d60e499f37ef35c9e25a5f97f0a7f8291f19886fdb7
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "89725a38978fd3629ec625f346da04bb1d16360b2188ad6683008cb779243e09",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.SR",
"submitted_at": "2011-11-11T20:59:46Z",
"title_canon_sha256": "601449beb80b38bc8808afd4744da01449c96f89522286aeb698d380596f6150"
},
"schema_version": "1.0",
"source": {
"id": "1111.2860",
"kind": "arxiv",
"version": 2
}
}