Pith Number

pith:GCYSIOZG

pith:2017:GCYSIOZGDTGYQF4KLAMYQ3XWME

not attested not anchored not stored refs pending

An extensive VLT/X-Shooter library of photospheric templates of pre-main sequence stars

A. Frasca, A. Natta, B. Stelzer, C.F. Manara, J.M. Alcala, L. Testi

arxiv:1705.10075 v2 · 2017-05-29 · 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{GCYSIOZGDTGYQF4KLAMYQ3XWME}

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	2026-05-18T00:34:48.372913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30b1243b261ccd88178a5819886ef66107c0d7947affa05d5de2259476f96b1b

Aliases

arxiv: 1705.10075 · arxiv_version: 1705.10075v2 · doi: 10.48550/arxiv.1705.10075 · pith_short_12: GCYSIOZGDTGY · pith_short_16: GCYSIOZGDTGYQF4K · pith_short_8: GCYSIOZG

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/GCYSIOZGDTGYQF4KLAMYQ3XWME \
  | 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: 30b1243b261ccd88178a5819886ef66107c0d7947affa05d5de2259476f96b1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c4b597c0fd5306a31dec1758c61fb7a9c14c39e84e1c581f9a62bdff30a0166",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-29T08:46:38Z",
    "title_canon_sha256": "b45859fea28f72e8d6ff65c8efb29805ee5e39c5f72c09009288fcf027ef8f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10075",
    "kind": "arxiv",
    "version": 2
  }
}