Pith Number

pith:ZZPPDFGJ

pith:2017:ZZPPDFGJYUD2RVWBR4CHD6ZS3M

not attested not anchored not stored refs pending

Chemical content of the circumstellar envelope of the oxygen-rich AGB star R Dor: Non-LTE abundance analysis of CO, SiO, and HCN

A. de Koter, F. Wyrowski, L. Decin, M. Van de Sande, R. de Nutte, R. Lombaert, T. Khouri, W. Homan

arxiv:1708.09190 v1 · 2017-08-30 · astro-ph.SR · 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{ZZPPDFGJYUD2RVWBR4CHD6ZS3M}

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	2026-05-18T00:26:29.070576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce5ef194c9c507a8d6c18f0471fb32db18b558eb1c585a12f72639d906fbd02e

Aliases

arxiv: 1708.09190 · arxiv_version: 1708.09190v1 · doi: 10.48550/arxiv.1708.09190 · pith_short_12: ZZPPDFGJYUD2 · pith_short_16: ZZPPDFGJYUD2RVWB · pith_short_8: ZZPPDFGJ

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/ZZPPDFGJYUD2RVWBR4CHD6ZS3M \
  | 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: ce5ef194c9c507a8d6c18f0471fb32db18b558eb1c585a12f72639d906fbd02e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f2aa47959faf47dce839f8c4530db551ddd4a6b205973a1679d590d253424f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-30T09:27:02Z",
    "title_canon_sha256": "6cd2b2bc6130159a465540ca352cc3da39775d1844d3599d5c27a6d13961f353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09190",
    "kind": "arxiv",
    "version": 1
  }
}