Pith Number

pith:PCTJUNOA

pith:2017:PCTJUNOA3GX4VWWIG3NKZXX2FQ

not attested not anchored not stored refs pending

A study on missing lines in the synthetic solar spectrum near the Ca triplet

Jessica R. Kitamura, Lucimara P. Martins, Paula Coelho

arxiv:1702.03858 v1 · 2017-02-13 · 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{PCTJUNOA3GX4VWWIG3NKZXX2FQ}

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	2026-05-18T00:47:03.408243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78a69a35c0d9afcadac836daacdefa2c0716ca6c1595296c8a41f9828e5427eb

Aliases

arxiv: 1702.03858 · arxiv_version: 1702.03858v1 · doi: 10.48550/arxiv.1702.03858 · pith_short_12: PCTJUNOA3GX4 · pith_short_16: PCTJUNOA3GX4VWWI · pith_short_8: PCTJUNOA

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/PCTJUNOA3GX4VWWIG3NKZXX2FQ \
  | 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: 78a69a35c0d9afcadac836daacdefa2c0716ca6c1595296c8a41f9828e5427eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b330936e978814009f58b6d6d2e28dcd4032c5cb7f1252eac44816a25c01545d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-02-13T16:31:00Z",
    "title_canon_sha256": "450094a166f008c76563ec07d2ad53002feace4d2d2f1d83d75994f9c7db0b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03858",
    "kind": "arxiv",
    "version": 1
  }
}