Pith Number

pith:VB7M25LP

pith:2020:VB7M25LPYL7U4LRU5NZF45MGXA

not attested not anchored not stored refs pending

Dust, gas, and metal content in star-forming galaxies at $z\sim3.3$ revealed with ALMA and Near-IR spectroscopy

David Sobral, Emanuele Daddi, Ian Smail, Ichi Tanaka, Masao Hayashi, Masato Onodera, Rhythm Shimakawa, Sandro Tacchella, Tadayuki Kodama, Tomoko L. Suzuki, Yusei Koyama

arxiv:2012.09447 v1 · 2020-12-17 · 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{VB7M25LPYL7U4LRU5NZF45MGXA}

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	2026-07-05T02:15:39.376699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a87ecd756fc2ff4e2e34eb725e7586b82d31dff1d386b861927cdcb2b8c41d9b

Aliases

arxiv: 2012.09447 · arxiv_version: 2012.09447v1 · doi: 10.48550/arxiv.2012.09447 · pith_short_12: VB7M25LPYL7U · pith_short_16: VB7M25LPYL7U4LRU · pith_short_8: VB7M25LP

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/VB7M25LPYL7U4LRU5NZF45MGXA \
  | 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: a87ecd756fc2ff4e2e34eb725e7586b82d31dff1d386b861927cdcb2b8c41d9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0568241d4dbaa3bbffbf96e2d49d87c12c19b31e9a76ff239bf8c177c103a04c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-12-17T08:44:44Z",
    "title_canon_sha256": "b12bd8ccfb38a2886605f90038deb71e4fc2e76cba694e5a79641d0a07b4acd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.09447",
    "kind": "arxiv",
    "version": 1
  }
}