Pith Number

pith:7ZLQM3NJ

pith:2023:7ZLQM3NJT725STDMZWB4AMH6GW

not attested not anchored not stored refs pending

The role of the drag force in the gravitational stability of dusty planet-forming disc -- II. Numerical simulations

Cristiano Longarini, Daniel J. Price, Giuseppe Lodato, Philip J. Armitage, Simone Ceppi

arxiv:2305.03659 v1 · 2023-05-05 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZLQM3NJT725STDMZWB4AMH6GW}

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	2026-07-05T06:10:40.051272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe57066da99ff5d94c6ccd83c030fe35b764b9e09d88ef77794243709d15eb2b

Aliases

arxiv: 2305.03659 · arxiv_version: 2305.03659v1 · doi: 10.48550/arxiv.2305.03659 · pith_short_12: 7ZLQM3NJT725 · pith_short_16: 7ZLQM3NJT725STDM · pith_short_8: 7ZLQM3NJ

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/7ZLQM3NJT725STDMZWB4AMH6GW \
  | 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: fe57066da99ff5d94c6ccd83c030fe35b764b9e09d88ef77794243709d15eb2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "909dcd12f6e89f87c06b1590dc2b6ffb0c33a50c5f60f6da2d9c69646ba8ca6b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-05-05T16:26:07Z",
    "title_canon_sha256": "dafc11291446af07fec36bfdee50742e6232dbb2a404787d755e7222a41f49c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.03659",
    "kind": "arxiv",
    "version": 1
  }
}