Pith Number

pith:IF2GHTB5

pith:2026:IF2GHTB577RKM6JHR4SHIRF3KP

not attested not anchored not stored refs pending

2D hydrodynamical simulations of Be star decretion disc formation through boundary layer effects

Jiayin Dong, Madeline Overton, Rebecca G. Martin, Zhaohuan Zhu

arxiv:2607.19757 v1 · 2026-07-22 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IF2GHTB577RKM6JHR4SHIRF3KP}

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	2026-07-23T00:24:08.097947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

417463cc3dffe2a679278f247444bb53df8b50e1fa26d99ecea100660a458d77

Aliases

arxiv: 2607.19757 · arxiv_version: 2607.19757v1 · doi: 10.48550/arxiv.2607.19757 · pith_short_12: IF2GHTB577RK · pith_short_16: IF2GHTB577RKM6JH · pith_short_8: IF2GHTB5

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/IF2GHTB577RKM6JHR4SHIRF3KP \
  | 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: 417463cc3dffe2a679278f247444bb53df8b50e1fa26d99ecea100660a458d77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65651ec36629c38798cfeaf75d534a7158a219449b8fd10b6c9f83b6b646526c",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-22T05:06:17Z",
    "title_canon_sha256": "ccd7786ceea29b74d2ceb160e44753015a0bfa726824a740bb7df0a962c45702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19757",
    "kind": "arxiv",
    "version": 1
  }
}