Pith Number

pith:3GGYL7VV

pith:2016:3GGYL7VVSTGBGG4XHJV6UAGKRB

not attested not anchored not stored refs pending

Swift Ultraviolet Survey of the Magellanic Clouds (SUMaC). I. Shape of the Ultraviolet Dust Extinction Law and Recent Star Formation History of the Small Magellanic Cloud

Alex Hagen, Caryl Gronwall, Erik A. Hoversten, Lea M. Z. Hagen, Michael H. Siegel, Stefan Immler

arxiv:1611.00064 v2 · 2016-10-31 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3GGYL7VVSTGBGG4XHJV6UAGKRB}

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 open · sign in to claim

4 Citations open

5 Replications open

✓ 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	2026-05-18T00:46:15.999514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d98d85feb594cc131b973a6bea00ca885b7ce3fde4babd6a93a72f416f8e10de

Aliases

arxiv: 1611.00064 · arxiv_version: 1611.00064v2 · doi: 10.48550/arxiv.1611.00064 · pith_short_12: 3GGYL7VVSTGB · pith_short_16: 3GGYL7VVSTGBGG4X · pith_short_8: 3GGYL7VV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3GGYL7VVSTGBGG4XHJV6UAGKRB \
  | 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: d98d85feb594cc131b973a6bea00ca885b7ce3fde4babd6a93a72f416f8e10de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26f842ce2d4e2b215067fa0ea6b45daa5486dac831d0c5c3be94f2d79e8b1608",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-31T22:22:30Z",
    "title_canon_sha256": "afb1e0caeba2ef8e6f42714a99e6596a9b03b8efcd460a7c0205f849f5436d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00064",
    "kind": "arxiv",
    "version": 2
  }
}