Pith Number

pith:M2DA7APK

pith:2005:M2DA7APKZEIUP3C5HFN756UYWG

not attested not anchored not stored refs pending

Protostellar Jets and Turbulence in Molecular Clouds: The Role of Interactions

Adam Frank, Andrew J. Cunningham, Eric G. Blackman

arxiv:astro-ph/0512490 v1 · 2005-12-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2DA7APKZEIUP3C5HFN756UYWG}

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	2026-07-04T15:19:38.256024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66860f81eac91147ec5d395bfefa98b18d331899535560336764713de2f79e2b

Aliases

arxiv: astro-ph/0512490 · arxiv_version: astro-ph/0512490v1 · doi: 10.48550/arxiv.astro-ph/0512490 · pith_short_12: M2DA7APKZEIU · pith_short_16: M2DA7APKZEIUP3C5 · pith_short_8: M2DA7APK

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/M2DA7APKZEIUP3C5HFN756UYWG \
  | 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: 66860f81eac91147ec5d395bfefa98b18d331899535560336764713de2f79e2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef19b09e9e3cfb8a2a46f566795593ac562177e4b1a6dbed08b7e4f589a97d1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-19T23:40:36Z",
    "title_canon_sha256": "edf8f836b5eddca1b5fa59c3b2c178e698cf8a485c73f4a67261a3e7b2d50cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512490",
    "kind": "arxiv",
    "version": 1
  }
}