Pith Number

pith:GEZ6IF4P

pith:2018:GEZ6IF4PAC3PJCNXZSNATW7BAQ

not attested not anchored not stored refs pending

Spectroscopic study of the extremely young O-type triple system Herschel 36 A in the Hourglass Nebula. I. Orbital properties

(2) Las Campanas Observatory, (3) IALP-CONICET, (4) Centro de Astrobiolog\'ia CSIC-INTA), Abdo R. Campillay (1), Jes\'us Ma\'iz Apell\'aniz (4) ((1) Universidad de La Serena, Julia I. Arias (1), Nidia I. Morrell (2), Roberto C. Gamen (3), Rodolfo H. Barb\'a (1), UNLP

arxiv:1812.10861 v1 · 2018-12-28 · 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{GEZ6IF4PAC3PJCNXZSNATW7BAQ}

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	2026-05-17T23:56:16.402085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3133e4178f00b6f489b7cc9a09dbe1043cfe4ae453e6f47c8166223100fe88d2

Aliases

arxiv: 1812.10861 · arxiv_version: 1812.10861v1 · doi: 10.48550/arxiv.1812.10861 · pith_short_12: GEZ6IF4PAC3P · pith_short_16: GEZ6IF4PAC3PJCNX · pith_short_8: GEZ6IF4P

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/GEZ6IF4PAC3PJCNXZSNATW7BAQ \
  | 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: 3133e4178f00b6f489b7cc9a09dbe1043cfe4ae453e6f47c8166223100fe88d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77a30d995fd233845f6c75b0ce5fb1b419dedad77f14f8728e210c6407572365",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-28T01:35:58Z",
    "title_canon_sha256": "3b8f47572ba70623ac3ccf0e12e5d6ac3bbb26124bfb44bd32bc5a48c7c6b9d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10861",
    "kind": "arxiv",
    "version": 1
  }
}