Pith Number

pith:SHBU4C2Y

pith:2017:SHBU4C2Y37YWHRTHDXWYI4J4NZ

not attested not anchored not stored refs pending

The Impact of Galactic Disc Environment on Star-Forming Clouds

Alex R. Pettitt, Elizabeth J. Tasker, Ngan K. Nguyen, Takashi Okamoto

arxiv:1712.00957 v1 · 2017-12-04 · 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{SHBU4C2Y37YWHRTHDXWYI4J4NZ}

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	2026-05-18T00:28:59.905075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91c34e0b58dff163c6671ded84713c6e5a413bbef04708e12d68a814a683f879

Aliases

arxiv: 1712.00957 · arxiv_version: 1712.00957v1 · doi: 10.48550/arxiv.1712.00957 · pith_short_12: SHBU4C2Y37YW · pith_short_16: SHBU4C2Y37YWHRTH · pith_short_8: SHBU4C2Y

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/SHBU4C2Y37YWHRTHDXWYI4J4NZ \
  | 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: 91c34e0b58dff163c6671ded84713c6e5a413bbef04708e12d68a814a683f879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63763423e4db88cf8f5b04ba2e8d3f38ae10429ed7054dc87c8cc8270b52b9ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-04T08:51:37Z",
    "title_canon_sha256": "453e0aa81bfa37031d6d77503eedc02d5cfe38b7768c4c2173a46117c27df106"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00957",
    "kind": "arxiv",
    "version": 1
  }
}