Pith Number

pith:CFKV3GVH

pith:2025:CFKV3GVHLIXROVPRPTYFVGGWBI

not attested not anchored not stored refs pending

Line ratio identification of external photoevaporation

Mari-Liis Aru, Thomas J. Haworth, Tyger Peake, William J. Henney

arxiv:2506.19788 v1 · 2025-06-24 · astro-ph.EP · astro-ph.GA · 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{CFKV3GVHLIXROVPRPTYFVGGWBI}

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	2026-07-05T12:00:03.110839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11555d9aa75a2f1755f17cf05a98d60a38af7d995988487c7844eb455937d52d

Aliases

arxiv: 2506.19788 · arxiv_version: 2506.19788v1 · doi: 10.48550/arxiv.2506.19788 · pith_short_12: CFKV3GVHLIXR · pith_short_16: CFKV3GVHLIXROVPR · pith_short_8: CFKV3GVH

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/CFKV3GVHLIXROVPRPTYFVGGWBI \
  | 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: 11555d9aa75a2f1755f17cf05a98d60a38af7d995988487c7844eb455937d52d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b1b3b3876ac61650b0b24dbf18cc930bb1821d75c9c4521d059aefb53c5f9f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-06-24T16:53:13Z",
    "title_canon_sha256": "45c5c5814a723727711043ed3df4880261fe04f2c7facc80cc648305f294d370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.19788",
    "kind": "arxiv",
    "version": 1
  }
}