Pith Number

pith:7RJFPRGX

pith:2017:7RJFPRGXSVRHMI7XEENHKWNC6T

not attested not anchored not stored refs pending

Detailed chemical abundance analysis of the thick disk star cluster Gaia 1

Andrea Kunder, Andreas Koch, Terese T. Hansen

arxiv:1709.04022 v1 · 2017-09-12 · 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{7RJFPRGXSVRHMI7XEENHKWNC6T}

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	2026-05-18T00:27:12.901623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc5257c4d795627623f7211a7559a2f4e36cb9445d9ba97d3cf221a3a87222a3

Aliases

arxiv: 1709.04022 · arxiv_version: 1709.04022v1 · doi: 10.48550/arxiv.1709.04022 · pith_short_12: 7RJFPRGXSVRH · pith_short_16: 7RJFPRGXSVRHMI7X · pith_short_8: 7RJFPRGX

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/7RJFPRGXSVRHMI7XEENHKWNC6T \
  | 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: fc5257c4d795627623f7211a7559a2f4e36cb9445d9ba97d3cf221a3a87222a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49c7c1fb1b3ded991ef588c639bdd3f4f91198dcab13570bdd9376a9e49a0a98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-12T19:00:49Z",
    "title_canon_sha256": "e0fec3a6ab5b159ea2521dc20cd56843c6fd06ad52581c5e50ae9238d5442e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04022",
    "kind": "arxiv",
    "version": 1
  }
}