Pith Number

pith:A4FZS6GC

pith:2018:A4FZS6GC3546M5SMQOEXLQ2GXG

not attested not anchored not stored refs pending

CO in Protostars (COPS): $Herschel$-SPIRE Spectroscopy of Embedded Protostars

Agata Karska, Edwin A. Bergin, Ewine F. van Dishoeck, Gregory Herczeg, Jeong-Eun Lee, Jeroen Bouwman, Jes K Jorgensen, Joel D. Green, Joseph C. Mottram, Lars E. Kristensen, Neal J. Evans II, Odysseas Dionatos, Rebecca L. Larson, Tim A. van Kempen, Umut A. Yildiz, Yao-Lun Yang

arxiv:1805.00957 v2 · 2018-05-02 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4FZS6GC3546M5SMQOEXLQ2GXG}

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	2026-05-18T00:11:05.150927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070b9978c2df79e6764c838975c346b9b4e23e2a99a46cf1da3e4c7910951473

Aliases

arxiv: 1805.00957 · arxiv_version: 1805.00957v2 · doi: 10.48550/arxiv.1805.00957 · pith_short_12: A4FZS6GC3546 · pith_short_16: A4FZS6GC3546M5SM · pith_short_8: A4FZS6GC

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/A4FZS6GC3546M5SMQOEXLQ2GXG \
  | 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: 070b9978c2df79e6764c838975c346b9b4e23e2a99a46cf1da3e4c7910951473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce529aef683e66e1368d4e06821b3ecf9ed0f960070d629540a72c927a7877ce",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-02T18:07:02Z",
    "title_canon_sha256": "8b8da010929dac7ad5a6bf7d0b68ebb1ed95f1ad32b56884d8733c21a8807ba3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00957",
    "kind": "arxiv",
    "version": 2
  }
}