Pith Number

pith:7YRDCWA3

pith:2018:7YRDCWA3ZIT2VZBMWAC5CKPBLR

not attested not anchored not stored refs pending

Revisiting the radial abundance gradients of nitrogen and oxygen of the Milky Way

C. Esteban, J. Garcia-Rojas

arxiv:1805.00714 v1 · 2018-05-02 · 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{7YRDCWA3ZIT2VZBMWAC5CKPBLR}

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	2026-05-18T00:15:54.262837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2231581bca27aae42cb005d129e15c6f0c20448985198321f410edb5fc198e

Aliases

arxiv: 1805.00714 · arxiv_version: 1805.00714v1 · doi: 10.48550/arxiv.1805.00714 · pith_short_12: 7YRDCWA3ZIT2 · pith_short_16: 7YRDCWA3ZIT2VZBM · pith_short_8: 7YRDCWA3

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/7YRDCWA3ZIT2VZBMWAC5CKPBLR \
  | 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: fe2231581bca27aae42cb005d129e15c6f0c20448985198321f410edb5fc198e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea6888f101e4eae88ebd045117e849b83b434b2f94a82d2c5a17ee33f35b0bae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-02T10:31:31Z",
    "title_canon_sha256": "c2d3d50f6c0cbd8fdc25c5cbb196e8cdc9d57000f7d0c8935d272f4e5f4023a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00714",
    "kind": "arxiv",
    "version": 1
  }
}