Pith Number

pith:IPLOEMVH

pith:2019:IPLOEMVHX54VCWYZGBYUGHZXZU

not attested not anchored not stored refs pending

Ongoing star formation at the outskirts of Sextans A: Spectroscopic detection of early-O type stars

(2) Instituto de Astrof\'isica de Canarias, 3), (3) Dpto. de Astrof\'isica, (4) Dpto. de F\'isica de la Tierra y Astrof\'isica, Artemio Herrero (2, Francisco Najarro (1), In\'es Camacho (2, Marta Lorenzo (4). ((1) Centro de Astrobiolog\'ia CSIC-INTA, Miriam Garcia (1), Universidad Complutense de Madrid), Universidad de La Laguna

arxiv:1901.02466 v1 · 2019-01-08 · astro-ph.GA · 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{IPLOEMVHX54VCWYZGBYUGHZXZU}

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	2026-05-17T23:56:40.465089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43d6e232a7bf79515b193071431f37cd254844e645c8cfae8e76734e8df28331

Aliases

arxiv: 1901.02466 · arxiv_version: 1901.02466v1 · doi: 10.48550/arxiv.1901.02466 · pith_short_12: IPLOEMVHX54V · pith_short_16: IPLOEMVHX54VCWYZ · pith_short_8: IPLOEMVH

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/IPLOEMVHX54VCWYZGBYUGHZXZU \
  | 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: 43d6e232a7bf79515b193071431f37cd254844e645c8cfae8e76734e8df28331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4cdd23f7d996843a7c1d2113954ac64424faad1092f04e74c2e95ab1a229ec3",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-08T19:00:08Z",
    "title_canon_sha256": "240347b5f5d791d6448a086da265d1d842432e2bd301c2809dc66c510304a6b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02466",
    "kind": "arxiv",
    "version": 1
  }
}