Pith Number

pith:KSPPOU7I

pith:2011:KSPPOU7I5HIMAFBMAAEP4XGNRT

not attested not anchored not stored refs pending

Dissecting high-mass star-forming regions; tracing back their complex formation history

(4) Purple Mountain Observatory, Andrea Stolte (2), Anna Pasquali (3), Argelande Institut fuer Astronomy, Arjan Bik (1), Bonn, Boyke Rochau (1), China), Dimitrios Gouliermis (1), Germany, Germany (2), Germany (3) Astronomisches Rechen Institut, Heidelberg, Henrik Beuther (1), Mario Gennaro (1), Nanjing, Thomas Henning (1), Wolfgang Brandner (1), Yuan Wang (4) ((1) MPIA

arxiv:1107.0148 v1 · 2011-07-01 · 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{KSPPOU7I5HIMAFBMAAEP4XGNRT}

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	2026-05-18T04:19:02.578092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

549ef753e8e9d0c0142c0008fe5ccd8cfdbc7b372461fa1e01dad081818d4875

Aliases

arxiv: 1107.0148 · arxiv_version: 1107.0148v1 · doi: 10.48550/arxiv.1107.0148 · pith_short_12: KSPPOU7I5HIM · pith_short_16: KSPPOU7I5HIMAFBM · pith_short_8: KSPPOU7I

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/KSPPOU7I5HIMAFBMAAEP4XGNRT \
  | 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: 549ef753e8e9d0c0142c0008fe5ccd8cfdbc7b372461fa1e01dad081818d4875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8065203446f72afb54346a2fc864af2de12642d2319b85ca8dd4216504b7ae8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-07-01T08:43:53Z",
    "title_canon_sha256": "186a143d741924357cf89f2c66a44b57d6dc8a71707fe566168db1a06b8d4c7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0148",
    "kind": "arxiv",
    "version": 1
  }
}