Pith Number

pith:4ONL2X66

pith:2012:4ONL2X66N3OLX5SL6A3SRTIHR2

not attested not anchored not stored refs pending

High CO depletion in southern infrared-dark clouds

A. Giannetti, F. Fontani, J. Brand, M. Rioja, M. T. Beltran, P. Caselli, R. Cesaroni, R. Dodson

arxiv:1204.0907 v1 · 2012-04-04 · 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{4ONL2X66N3OLX5SL6A3SRTIHR2}

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	2026-05-18T01:57:57.223059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e39abd5fde6edcbbf64bf03728cd078e81bd1c67872e2031e5fe1d7d0c785fff

Aliases

arxiv: 1204.0907 · arxiv_version: 1204.0907v1 · doi: 10.48550/arxiv.1204.0907 · pith_short_12: 4ONL2X66N3OL · pith_short_16: 4ONL2X66N3OLX5SL · pith_short_8: 4ONL2X66

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/4ONL2X66N3OLX5SL6A3SRTIHR2 \
  | 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: e39abd5fde6edcbbf64bf03728cd078e81bd1c67872e2031e5fe1d7d0c785fff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c3d11bff4cbd3effd9ab85a6381b3a5dfc528bcb2606403dd7005253b1d5179",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-04T10:04:42Z",
    "title_canon_sha256": "0438b388a5654c617e14ecad457ebbdba0e85d07df833f6c8d801ea1d19f8fc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0907",
    "kind": "arxiv",
    "version": 1
  }
}