Pith Number

pith:HTBTH3SH

pith:2021:HTBTH3SHI5GJ4ZCF4FJ6SVECTT

not attested not anchored not stored refs pending

A new photometric and dynamical study of the eclipsing binary star HW Virginis

A. Cunial, D. Nardiello, D. Pollacco, F. Scaggiante, G. Piazza, G. Piotto, L. Borsato, L. S. Colombo, L. Tartaglia, M. Damasso, M. Libralato, R. G. West, S. B. Brown-Sevilla, V. Granata, V. Nascimbeni

arxiv:2106.15632 v1 · 2021-06-29 · 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{HTBTH3SHI5GJ4ZCF4FJ6SVECTT}

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	2026-07-05T02:57:24.956864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc333ee47474c9e6445e153e954829cd3fd51be9918c7fc711607f62b9594c3

Aliases

arxiv: 2106.15632 · arxiv_version: 2106.15632v1 · doi: 10.48550/arxiv.2106.15632 · pith_short_12: HTBTH3SHI5GJ · pith_short_16: HTBTH3SHI5GJ4ZCF · pith_short_8: HTBTH3SH

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/HTBTH3SHI5GJ4ZCF4FJ6SVECTT \
  | 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: 3cc333ee47474c9e6445e153e954829cd3fd51be9918c7fc711607f62b9594c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70dbc79ecc8c4b14b39981a8a802756aab00edd3b78a16d1ec590491df3c6a33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-06-29T18:00:02Z",
    "title_canon_sha256": "2bc6be2215ad35a3d050f389202601e12a4d67f83ab32e84f36f62c4aa379935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15632",
    "kind": "arxiv",
    "version": 1
  }
}