Pith Number

pith:WUFCFALY

pith:2025:WUFCFALYHQQW27BYIABUZ7HL5S

not attested not anchored not stored refs pending

Ambipolar diffusion and the mass-to-flux ratio in a turbulent collapsing cloud

Aris Tritsis

arxiv:2505.20391 v2 · 2025-05-26 · 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{WUFCFALYHQQW27BYIABUZ7HL5S}

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	2026-07-05T11:36:32.281952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b50a2281783c216d7c3840034cfcebec9148b67242c6d7b7eeb47181987cb5e8

Aliases

arxiv: 2505.20391 · arxiv_version: 2505.20391v2 · doi: 10.48550/arxiv.2505.20391 · pith_short_12: WUFCFALYHQQW · pith_short_16: WUFCFALYHQQW27BY · pith_short_8: WUFCFALY

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/WUFCFALYHQQW27BYIABUZ7HL5S \
  | 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: b50a2281783c216d7c3840034cfcebec9148b67242c6d7b7eeb47181987cb5e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "071e9ca33db4af70d6e85dadf4c65b4822a8fae2232d0d67c20de9ab520aafdc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-05-26T18:00:01Z",
    "title_canon_sha256": "a60388a9045d9f61d35c5c64cefefc289440f414470e9a68db39ff60524210fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20391",
    "kind": "arxiv",
    "version": 2
  }
}