Pith Number

pith:U2S3WOKC

pith:2018:U2S3WOKCPYPIK4P5IZEJLND6QZ

not attested not anchored not stored refs pending

Gas expulsion vs gas retention in young stellar clusters II: effects of cooling and mass segregation

Guillermo Tenorio-Tagle, Sergiy Silich

arxiv:1805.09444 v1 · 2018-05-23 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2S3WOKCPYPIK4P5IZEJLND6QZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:14:07.230370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6a5bb39427e1e8571fd464895b47e8663a9e3af508f49580761f3a7bafbe923

Aliases

arxiv: 1805.09444 · arxiv_version: 1805.09444v1 · doi: 10.48550/arxiv.1805.09444 · pith_short_12: U2S3WOKCPYPI · pith_short_16: U2S3WOKCPYPIK4P5 · pith_short_8: U2S3WOKC

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/U2S3WOKCPYPIK4P5IZEJLND6QZ \
  | 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: a6a5bb39427e1e8571fd464895b47e8663a9e3af508f49580761f3a7bafbe923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aa6c78823a9fc6817f11ef8c43f70167658571e53eb4ff19eb6c640ade835ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-23T22:06:12Z",
    "title_canon_sha256": "42da3fbed8eefc7e1b289c3614a18e3ac04a8f59c408a47be8db0a2bba9afb4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09444",
    "kind": "arxiv",
    "version": 1
  }
}