Pith Number

pith:KQPHDCGR

pith:2018:KQPHDCGRJCSWB4IVVSI7BGYBGU

not attested not anchored not stored refs pending

Near-Infrared Spectroscopy of SN 2017eaw in 2017: Carbon Monoxide and Dust Formation in a Type II-P Supernova

A. Evans (Keele U., Ahmedabad, D. P. K. Banerjee (Physical Research Lab, India), J. Rho (SETI Institute), L. Dessart (Universidad de Chile), Navrangpura, T. R. Geballe (Gemini Observatory), UK), V. Joshi (Physical Research Lab.)

arxiv:1808.00683 v1 · 2018-08-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQPHDCGRJCSWB4IVVSI7BGYBGU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:06:37.184727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

541e7188d148a560f115ac91f09b0135307cd3c5f110a33d85eb291abcc9252d

Aliases

arxiv: 1808.00683 · arxiv_version: 1808.00683v1 · doi: 10.48550/arxiv.1808.00683 · pith_short_12: KQPHDCGRJCSW · pith_short_16: KQPHDCGRJCSWB4IV · pith_short_8: KQPHDCGR

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/KQPHDCGRJCSWB4IVVSI7BGYBGU \
  | 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: 541e7188d148a560f115ac91f09b0135307cd3c5f110a33d85eb291abcc9252d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c7dd517500d7fcb2f2be8d95b4b1ee5138e821123c4e696e5c7846f8968c7b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-02T06:28:17Z",
    "title_canon_sha256": "331828aecc04819a47a3b8e6055ced42bcd07446448abbf1e8c98bfc63ee09ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00683",
    "kind": "arxiv",
    "version": 1
  }
}