Pith Number

pith:4XNTEQLR

pith:2017:4XNTEQLRWMFC6XK5QC7KX27I4I

not attested not anchored not stored refs pending

The radial abundance gradient of oxygen towards the Galactic anticentre

C. Esteban, J. Garcia-Rojas, L. Toribio San Cipriano, X. Fang

arxiv:1706.07727 v1 · 2017-06-23 · 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{4XNTEQLRWMFC6XK5QC7KX27I4I}

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	2026-05-18T00:38:02.053171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5db324171b30a2f5d5d80beabebe8e212c34b4894874cb6ef25a8e8e8d823b9

Aliases

arxiv: 1706.07727 · arxiv_version: 1706.07727v1 · doi: 10.48550/arxiv.1706.07727 · pith_short_12: 4XNTEQLRWMFC · pith_short_16: 4XNTEQLRWMFC6XK5 · pith_short_8: 4XNTEQLR

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/4XNTEQLRWMFC6XK5QC7KX27I4I \
  | 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: e5db324171b30a2f5d5d80beabebe8e212c34b4894874cb6ef25a8e8e8d823b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75466158c691b3001bfb77bbbb1902d016bb26ffd4698c08a5fd3b2d8d6b47fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-23T14:32:58Z",
    "title_canon_sha256": "4a87882d46a9b3bf55f446f010137357afcc1663dc01f9ec15f456f6ec9d2d48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07727",
    "kind": "arxiv",
    "version": 1
  }
}