Pith Number

pith:Y7VKDOYG

pith:2025:Y7VKDOYGQ3V5ICU2OF2QCL2W34

not attested not anchored not stored refs pending

Gaviola y la estrella m\'as extraordinaria del cielo austral

Guillermo Abramson

arxiv:2508.15880 v1 · 2025-08-21 · astro-ph.IM · physics.hist-ph · physics.soc-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y7VKDOYGQ3V5ICU2OF2QCL2W34}

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	2026-07-05T11:57:22.338729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7eaa1bb0686ebd40a9a7175012f56df3ea552d4d1735d2b52c4b1e475c75607

Aliases

arxiv: 2508.15880 · arxiv_version: 2508.15880v1 · doi: 10.48550/arxiv.2508.15880 · pith_short_12: Y7VKDOYGQ3V5 · pith_short_16: Y7VKDOYGQ3V5ICU2 · pith_short_8: Y7VKDOYG

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/Y7VKDOYGQ3V5ICU2OF2QCL2W34 \
  | 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: c7eaa1bb0686ebd40a9a7175012f56df3ea552d4d1735d2b52c4b1e475c75607

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42bc76c72f0518a42bbdd370a7265270a7f8d3c02583706eb467fbe28bc6f4fd",
    "cross_cats_sorted": [
      "physics.hist-ph",
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-08-21T15:02:30Z",
    "title_canon_sha256": "00c6004a1d6c1ffdf7ff799757a341e14b1644c4be8c28cc5e6ef56673785a55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.15880",
    "kind": "arxiv",
    "version": 1
  }
}