Pith Number

pith:FBT2FLTI

pith:2020:FBT2FLTILVFBZPUILSCARA5M6R

not attested not anchored not stored refs pending

On the turbulence driving mode of expanding HII regions

Christoph Federrath, Rolf Kuiper, Shyam H. Menon

arxiv:2002.08707 v1 · 2020-02-20 · 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{FBT2FLTILVFBZPUILSCARA5M6R}

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	2026-07-05T00:47:00.706562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2867a2ae685d4a1cbe885c840883acf441bb4935ef0470a5b458d22dd7f3fb4c

Aliases

arxiv: 2002.08707 · arxiv_version: 2002.08707v1 · doi: 10.48550/arxiv.2002.08707 · pith_short_12: FBT2FLTILVFB · pith_short_16: FBT2FLTILVFBZPUI · pith_short_8: FBT2FLTI

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/FBT2FLTILVFBZPUILSCARA5M6R \
  | 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: 2867a2ae685d4a1cbe885c840883acf441bb4935ef0470a5b458d22dd7f3fb4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c18641a8842b1983ad2e92e34bd2c10d29ca0f712975a0ddca50ecdeeebf31a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-02-20T12:47:00Z",
    "title_canon_sha256": "b1d6e1508b956be6332aa87d6cac3dee2f10e59d7eaa462e1816d22116932fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08707",
    "kind": "arxiv",
    "version": 1
  }
}