Pith Number

pith:LXNLLXC2

pith:2019:LXNLLXC2TXCSN24ULAYVX36GK2

not attested not anchored not stored refs pending

The fate of the interstellar medium in early-type galaxies. I. First direct measurement of the timescale of dust removal

A. Le\'sniewska, A.-L. Tsai, C. Gall, D. Behrendt, D. H. Hughes, D. T. Frayer, E. Spring, H. Hirashita, J. Hjorth, J. Zavala, K. Rowlands, Micha{\l} J. Micha{\l}owski, N. Bourne, P. Bartczak, T. T. Takeuchi

arxiv:1910.06327 v1 · 2019-10-14 · 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{LXNLLXC2TXCSN24ULAYVX36GK2}

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	2026-07-05T00:22:20.656664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ddab5dc5a9dc526eb9458315befc656ac6e71b7c57c19aaaa412041541b61cc

Aliases

arxiv: 1910.06327 · arxiv_version: 1910.06327v1 · doi: 10.48550/arxiv.1910.06327 · pith_short_12: LXNLLXC2TXCS · pith_short_16: LXNLLXC2TXCSN24U · pith_short_8: LXNLLXC2

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/LXNLLXC2TXCSN24ULAYVX36GK2 \
  | 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: 5ddab5dc5a9dc526eb9458315befc656ac6e71b7c57c19aaaa412041541b61cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bfdaf84a8217a9365b29f82790cb83e00a78172a2e3a1f618a1a2a9ad0bb2f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-14T18:00:00Z",
    "title_canon_sha256": "b2f64b668969e8995b368ccee65d4841856c23308640ad91db8c0afb12dae706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.06327",
    "kind": "arxiv",
    "version": 1
  }
}