Pith Number

pith:DUAAYT2V

pith:2014:DUAAYT2VP5CIP6YD47A46GXOE5

not attested not anchored not stored refs pending

Principal Component Analysis of Molecular Clouds: Can CO reveal the dynamics?

Christoph Federrath, Erik Bertram, Julia Roman-Duval, Rahul Shetty, Ralf S. Klessen, Simon C. O. Glover

arxiv:1402.2101 v1 · 2014-02-10 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DUAAYT2VP5CIP6YD47A46GXOE5}

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	2026-05-18T01:44:45.946641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d000c4f557f4487fb03e7c1cf1aee275f4b8126a8fdf5edc504c9b16d9922d5

Aliases

arxiv: 1402.2101 · arxiv_version: 1402.2101v1 · doi: 10.48550/arxiv.1402.2101 · pith_short_12: DUAAYT2VP5CI · pith_short_16: DUAAYT2VP5CIP6YD · pith_short_8: DUAAYT2V

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/DUAAYT2VP5CIP6YD47A46GXOE5 \
  | 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: 1d000c4f557f4487fb03e7c1cf1aee275f4b8126a8fdf5edc504c9b16d9922d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "804994623afc151c20ea694ec1f9ba589bcdc322f738e4d6679f5b70ed73c316",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-10T11:03:48Z",
    "title_canon_sha256": "8cede15c6340722c6b260d17ab3c321a0f308cc73a6c378b238724103411339d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2101",
    "kind": "arxiv",
    "version": 1
  }
}