Pith Number
pith:S4SOM4YC
pith:2013:S4SOM4YCKNXSXGTTIBA3RP665Y
not attested
not anchored
not stored
refs pending
Estimating gas masses and dust-to-gas ratios from optical spectroscopy
arxiv:1304.3492 v1 · 2013-04-11 · astro-ph.CO
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{S4SOM4YCKNXSXGTTIBA3RP665Y}
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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.
Cited by
Receipt and verification
| First computed | 2026-05-18T01:50:33.630889Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
9724e67302536f2b9a734041b8bfdeee3ffd37bba49fad6e62b4c9e46403f711
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/S4SOM4YCKNXSXGTTIBA3RP665Y \
| 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: 9724e67302536f2b9a734041b8bfdeee3ffd37bba49fad6e62b4c9e46403f711
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "40e4b8463af3254e094da9835cfc71537a4f52010486e3d76c49d27ab2abe594",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "astro-ph.CO",
"submitted_at": "2013-04-11T21:25:53Z",
"title_canon_sha256": "65967680b6a2d2689271b79ac58e27a2fa4bb6a8c7f33a06fffcc4d9b90c2b11"
},
"schema_version": "1.0",
"source": {
"id": "1304.3492",
"kind": "arxiv",
"version": 1
}
}