Pith Number

pith:QBO7F3RZ

pith:2019:QBO7F3RZKGCSBCHG5ARATY6S3I

not attested not anchored not stored refs pending

The Araucaria Project: High-precision orbital parallax and masses of eclipsing binaries from infrared interferometry

A. Gallenne, A. M\'erand, A. Tkachenko, B. Pilecki, D. Graczyk, G. Pietrzy\'nski, J. Storm, M. Taormina, M. Weber, N.Nardetto, P. Kervella, W. Gieren

arxiv:1910.03393 v1 · 2019-10-08 · 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{QBO7F3RZKGCSBCHG5ARATY6S3I}

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	2026-07-05T00:22:20.269294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

805df2ee3951852088e6e82209e3d2da0ac451671bedb9bd5bf254a9d5c3c65b

Aliases

arxiv: 1910.03393 · arxiv_version: 1910.03393v1 · doi: 10.48550/arxiv.1910.03393 · pith_short_12: QBO7F3RZKGCS · pith_short_16: QBO7F3RZKGCSBCHG · pith_short_8: QBO7F3RZ

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/QBO7F3RZKGCSBCHG5ARATY6S3I \
  | 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: 805df2ee3951852088e6e82209e3d2da0ac451671bedb9bd5bf254a9d5c3c65b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e7414e9bab3916b96020d70b5ddea8d78993754a029922a69e9fefd9d4d2999",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-10-08T13:45:52Z",
    "title_canon_sha256": "2374e564ce0814576f8be0dbbef200f746ffa897f1db29834d651617f95bae38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03393",
    "kind": "arxiv",
    "version": 1
  }
}