Pith Number

pith:SL3RCGIN

pith:2018:SL3RCGINL5TTCBNH4HEP5TOOJ4

not attested not anchored not stored refs pending

The Impact of Feedback in Massive Star Formation. II. Lower Star Formation Efficiency at Lower Metallicity

Jonathan C. Tan, Kei E. I. Tanaka, Takashi Hosokawa, Yichen Zhang

arxiv:1804.01132 v2 · 2018-04-03 · astro-ph.SR · 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{SL3RCGINL5TTCBNH4HEP5TOOJ4}

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	2026-05-18T00:10:38.073206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92f711190d5f673105a7e1c8fecdce4f1952bf891aa48bff4d65dcad42313dd2

Aliases

arxiv: 1804.01132 · arxiv_version: 1804.01132v2 · doi: 10.48550/arxiv.1804.01132 · pith_short_12: SL3RCGINL5TT · pith_short_16: SL3RCGINL5TTCBNH · pith_short_8: SL3RCGIN

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/SL3RCGINL5TTCBNH4HEP5TOOJ4 \
  | 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: 92f711190d5f673105a7e1c8fecdce4f1952bf891aa48bff4d65dcad42313dd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc86517fd7f43fd5e505dbe598d1da086da1a85a8cf0a49b96e93207f59172d1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-03T18:58:13Z",
    "title_canon_sha256": "82c2c76a83f77596de7043056006ac57b6f79f4118f0cc9737ec0fd8b533a25f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01132",
    "kind": "arxiv",
    "version": 2
  }
}