Pith Number

pith:KC6E4JUQ

pith:2017:KC6E4JUQUZE2OPCIGDGJM3QW3F

not attested not anchored not stored refs pending

X-shooter spectroscopy of young stellar objects in Lupus: Lithium, iron, and barium elemental abundances

A. Frasca, B. Nisini, C. F. Manara, E. Covino, E. Rigliaco, F. Getman, J. M. Alcal\'a, K. Biazzo, M. Esposito, M. Zusi, S. Antoniucci, S. Randich

arxiv:1706.09684 v1 · 2017-06-29 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KC6E4JUQUZE2OPCIGDGJM3QW3F}

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	2026-05-18T00:35:19.687655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50bc4e2690a649a73c4830cc966e16d94fc353ba02379daa74b7bd9f06f1a32c

Aliases

arxiv: 1706.09684 · arxiv_version: 1706.09684v1 · doi: 10.48550/arxiv.1706.09684 · pith_short_12: KC6E4JUQUZE2 · pith_short_16: KC6E4JUQUZE2OPCI · pith_short_8: KC6E4JUQ

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/KC6E4JUQUZE2OPCIGDGJM3QW3F \
  | 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: 50bc4e2690a649a73c4830cc966e16d94fc353ba02379daa74b7bd9f06f1a32c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c69a503f17bd901ca6741bc31c4bf12077097f4887e9b892b4616292521e2d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-06-29T11:34:19Z",
    "title_canon_sha256": "a707258e7766b41818f302aa95802940ba4127168c904e2af5f1f5b5ae8ca5ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09684",
    "kind": "arxiv",
    "version": 1
  }
}