Pith Number

pith:5UJG5GLL

pith:2012:5UJG5GLLNLSSB5L3D6BOHBO4GR

not attested not anchored not stored refs pending

Terahertz ammonia absorption as a probe of infall in high-mass star forming clumps

B. Klein, F. Wyrowski, H. Wiesemeyer, K. M. Menten, R. G\"usten

arxiv:1203.3406 v1 · 2012-03-15 · 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{5UJG5GLLNLSSB5L3D6BOHBO4GR}

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	2026-05-18T01:58:08.403872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed126e996b6ae520f57b1f82e385dc344440514b389befc9ef986f7444c171f6

Aliases

arxiv: 1203.3406 · arxiv_version: 1203.3406v1 · doi: 10.48550/arxiv.1203.3406 · pith_short_12: 5UJG5GLLNLSS · pith_short_16: 5UJG5GLLNLSSB5L3 · pith_short_8: 5UJG5GLL

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/5UJG5GLLNLSSB5L3D6BOHBO4GR \
  | 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: ed126e996b6ae520f57b1f82e385dc344440514b389befc9ef986f7444c171f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62eec8615c7084cd04126a7d48a594533b4313da56aa33ce438f03796629a8fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-03-15T16:10:43Z",
    "title_canon_sha256": "089b6239ea5aa36240c8947cea4dfea16985973cdf322823a3e6c2a56efec02d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3406",
    "kind": "arxiv",
    "version": 1
  }
}