Pith Number

pith:MT2WCSLH

pith:2007:MT2WCSLH2WFIYZ7QL6ZOT7XFVO

not attested not anchored not stored refs pending

The GALEX UV emission in shell galaxies: tracing galaxy "rejuvenation" episodes

A. Marino, C. Chiosi, D. Bettoni, G. Galletta, L.M. Buson, R. Grueztbauch, R.M. Rich, R. Rampazzo, R. Tantalo

arxiv:0707.2896 v1 · 2007-07-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MT2WCSLH2WFIYZ7QL6ZOT7XFVO}

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	2026-07-04T17:04:45.990609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64f5614967d58a8c67f05fb2e9fee5aba3d7d00fdccc684ba087d857bb75605c

Aliases

arxiv: 0707.2896 · arxiv_version: 0707.2896v1 · doi: 10.48550/arxiv.0707.2896 · pith_short_12: MT2WCSLH2WFI · pith_short_16: MT2WCSLH2WFIYZ7Q · pith_short_8: MT2WCSLH

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/MT2WCSLH2WFIYZ7QL6ZOT7XFVO \
  | 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: 64f5614967d58a8c67f05fb2e9fee5aba3d7d00fdccc684ba087d857bb75605c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a84a96620665a0d5d31866d6d6a015fb00984914651fcf6c8da66a62d358cb65",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-19T13:22:33Z",
    "title_canon_sha256": "f40f0ff32c27caf90e6812f8f419f304dacadb04c85b1ca21f2a786216a1c7b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2896",
    "kind": "arxiv",
    "version": 1
  }
}