Pith Number

pith:2L5WYY2G

pith:2018:2L5WYY2GHMTNPVCIGCYYYS3RIL

not attested not anchored not stored refs pending

Stellar populations dominated by massive stars in dusty starburst galaxies across cosmic time

D. Romano, F. Matteucci, P. P. Papadopoulos, R. J. Ivison, Zhi-Yu Zhang

arxiv:1806.01280 v1 · 2018-06-04 · 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{2L5WYY2GHMTNPVCIGCYYYS3RIL}

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	2026-05-18T00:11:33.498336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2fb6c63463b26d7d44830b18c4b7142ee1a093892b28955195c75b8f04f9b7d

Aliases

arxiv: 1806.01280 · arxiv_version: 1806.01280v1 · doi: 10.48550/arxiv.1806.01280 · pith_short_12: 2L5WYY2GHMTN · pith_short_16: 2L5WYY2GHMTNPVCI · pith_short_8: 2L5WYY2G

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/2L5WYY2GHMTNPVCIGCYYYS3RIL \
  | 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: d2fb6c63463b26d7d44830b18c4b7142ee1a093892b28955195c75b8f04f9b7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd9e88d962d4c5b99b770e53b4b84847bdd17b9e1e593619c0ff7aabd317215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-04T18:00:01Z",
    "title_canon_sha256": "576efbf08cb2e425cb696bd6ba6d1576d492818ed48d8f4a864a98e5312c93c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01280",
    "kind": "arxiv",
    "version": 1
  }
}