Pith Number

pith:YYLIOT6X

pith:2019:YYLIOT6X5VNHMDONVDL4VEP456

not attested not anchored not stored refs pending

Stars and brown dwarfs in the sigma Orionis cluster. IV. IDS/INT and OSIRIS/GTC spectroscopy and Gaia DR2 astrometry

A. Cabrera-Lavers, A. de Burgos, D. Garcia-Alvarez, D. Montes, F. J. Alonso-Floriano, J. A. Caballero

arxiv:1908.10340 v1 · 2019-08-27 · 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{YYLIOT6X5VNHMDONVDL4VEP456}

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	2026-07-05T00:05:14.899108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c616874fd7ed5a760dcda8d7ca91fcef8e7a2e6cd2d8ef62469eddbb2f87c008

Aliases

arxiv: 1908.10340 · arxiv_version: 1908.10340v1 · doi: 10.48550/arxiv.1908.10340 · pith_short_12: YYLIOT6X5VNH · pith_short_16: YYLIOT6X5VNHMDON · pith_short_8: YYLIOT6X

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/YYLIOT6X5VNHMDONVDL4VEP456 \
  | 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: c616874fd7ed5a760dcda8d7ca91fcef8e7a2e6cd2d8ef62469eddbb2f87c008

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f218facfbffa0729b3315d5fb2e1b9301871c51003369203341d00ef0eec33a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-27T17:24:41Z",
    "title_canon_sha256": "adac1c4138d4268b96df42dd2641d78c87cfde96320d6244f451248b162c7d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10340",
    "kind": "arxiv",
    "version": 1
  }
}