Pith Number

pith:GIHCIUJZ

pith:2009:GIHCIUJZLIYB7Z3MQAXJLP4FAN

not attested not anchored not stored refs pending

Star Formation in Relic HII Regions of the First Stars: Binarity and Outflow Driving

Kazuyuki Omukai, Masahiro N. Machida, Tomoaki Matsumoto

arxiv:0909.1137 v1 · 2009-09-07 · astro-ph.SR · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GIHCIUJZLIYB7Z3MQAXJLP4FAN}

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	2026-05-18T02:34:30.935678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

320e2451395a301fe76c802e95bf85037cbe548da1fa3a958b8b2a22911f5e42

Aliases

arxiv: 0909.1137 · arxiv_version: 0909.1137v1 · doi: 10.48550/arxiv.0909.1137 · pith_short_12: GIHCIUJZLIYB · pith_short_16: GIHCIUJZLIYB7Z3M · pith_short_8: GIHCIUJZ

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/GIHCIUJZLIYB7Z3MQAXJLP4FAN \
  | 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: 320e2451395a301fe76c802e95bf85037cbe548da1fa3a958b8b2a22911f5e42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfd3e4a45e876286fe2e18c3e3f1a893662c5215e160b1b672453501340ee330",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-07T04:23:39Z",
    "title_canon_sha256": "3f2312af4f42abe5844b823d36f6cd63151dfb922161f770728ea1a4126984e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1137",
    "kind": "arxiv",
    "version": 1
  }
}