Pith. sign in
Pith Number

pith:72M7FP6A

pith:2020:72M7FP6AHMRFW35QJGTQOZAKN7
not attested not anchored not stored refs pending

Expanding bubbles in Orion A: [CII] observations of M42, M43, and NGC 1977

A.G.G.M. Tielens, C.H.M. Pabst, D. Teyssier, E.T. Chambers, J.R. Goicoechea, J. Stutzki, O. Bern\'e, R.D. Higgins, R. G\"usten, S. Kabanovic

arxiv:2005.03917 v1 · 2020-05-08 · 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{72M7FP6AHMRFW35QJGTQOZAKN7}

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.

Cited by

1 paper in Pith

Constraints on the properties of warm ionized gas from low-frequency hydrogen radio recombination lines
Receipt and verification
First computed 2026-07-05T01:15:18.980133Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

fe99f2bfc03b225b6fb049a707640a6fefd610d9f3cee3c0a12bc7b7c1c8eb0b

Aliases

arxiv: 2005.03917 · arxiv_version: 2005.03917v1 · doi: 10.48550/arxiv.2005.03917 · pith_short_12: 72M7FP6AHMRF · pith_short_16: 72M7FP6AHMRFW35Q · pith_short_8: 72M7FP6A
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/72M7FP6AHMRFW35QJGTQOZAKN7 \
  | 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: fe99f2bfc03b225b6fb049a707640a6fefd610d9f3cee3c0a12bc7b7c1c8eb0b
Canonical record JSON 
{
  "metadata": {
    "abstract_canon_sha256": "0f2f7d6224443ef981f7150a78d2583a17c2981935f4325eb30e5bcb11843896",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-08T09:10:34Z",
    "title_canon_sha256": "c50980192630d217744ad6a93952121092151cd5d23bb5e8d47bdf51f632a5cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.03917",
    "kind": "arxiv",
    "version": 1
  }
}