Pith Number

pith:DQ7EIIYC

pith:2020:DQ7EIIYCFSTGJCVFZHRI5JE7RC

not attested not anchored not stored refs pending

The effects of subgrid models on the properties of giant molecular clouds in galaxy formation simulations

Federico Marinacci, Hui Li, Laura Sales, Mark Vogelsberger, Paul Torrey

arxiv:2001.07214 v2 · 2020-01-20 · 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{DQ7EIIYCFSTGJCVFZHRI5JE7RC}

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	2026-07-05T01:47:42.801693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c3e4423022ca6648aa5c9e28ea49f88ad25dffdd43ffae765ccfbf9a9fb9a63

Aliases

arxiv: 2001.07214 · arxiv_version: 2001.07214v2 · doi: 10.48550/arxiv.2001.07214 · pith_short_12: DQ7EIIYCFSTG · pith_short_16: DQ7EIIYCFSTGJCVF · pith_short_8: DQ7EIIYC

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/DQ7EIIYCFSTGJCVFZHRI5JE7RC \
  | 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: 1c3e4423022ca6648aa5c9e28ea49f88ad25dffdd43ffae765ccfbf9a9fb9a63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d40a4093aed1b00a4287851e996f798306b35d742c6002f06d14d119eec2686",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-20T19:00:01Z",
    "title_canon_sha256": "8fe998553c9404ee086ed8705f9bd57787e26cfb27467660f340e3855ef69ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.07214",
    "kind": "arxiv",
    "version": 2
  }
}