Pith Number

pith:PLG77CN4

pith:2008:PLG77CN4LHLC7FYUZGZTRVEKS3

not attested not anchored not stored refs pending

Protostellar Outflow Evolution in Turbulent Environments

Adam Frank, Alice C. Quillen, Andrew J. Cunningham, Eric G. Blackman, Jonathan Carroll

arxiv:0804.4197 v2 · 2008-04-26 · 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{PLG77CN4LHLC7FYUZGZTRVEKS3}

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	2026-07-04T15:44:48.269928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7acdff89bc59d62f9714c9b338d48a96df2616fe7699a52a3cec4b9fef95acd4

Aliases

arxiv: 0804.4197 · arxiv_version: 0804.4197v2 · doi: 10.48550/arxiv.0804.4197 · pith_short_12: PLG77CN4LHLC · pith_short_16: PLG77CN4LHLC7FYU · pith_short_8: PLG77CN4

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/PLG77CN4LHLC7FYUZGZTRVEKS3 \
  | 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: 7acdff89bc59d62f9714c9b338d48a96df2616fe7699a52a3cec4b9fef95acd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a04afb64a653862288dfdeeb83fd61551854db4c7cd5efb1be800ccfb4361d10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-26T01:58:24Z",
    "title_canon_sha256": "13054916dd64fcb9f29f16bfd494c276221780ec9cf497b953acc742c5cd2bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.4197",
    "kind": "arxiv",
    "version": 2
  }
}