Pith Number

pith:GSENU255

pith:2025:GSENU255KUGOCZX6US3WO53CWA

not attested not anchored not stored refs pending

Virtual Observatory and machine learning for the study of low-mass objects in photometric and spectroscopic surveys

Pedro Mas-Buitrago

arxiv:2508.07998 v1 · 2025-08-11 · astro-ph.SR · astro-ph.EP · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GSENU255KUGOCZX6US3WO53CWA}

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	2026-07-05T11:52:06.278135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3488da6bbd550ce166fea4b7677762b02784f8abd7340328246f3d9082dd975d

Aliases

arxiv: 2508.07998 · arxiv_version: 2508.07998v1 · doi: 10.48550/arxiv.2508.07998 · pith_short_12: GSENU255KUGO · pith_short_16: GSENU255KUGOCZX6 · pith_short_8: GSENU255

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/GSENU255KUGOCZX6US3WO53CWA \
  | 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: 3488da6bbd550ce166fea4b7677762b02784f8abd7340328246f3d9082dd975d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52dc6ee0c289bc8842dab1fbb64558cd1b3758879ab34a53ade11da72a19a863",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-08-11T14:03:04Z",
    "title_canon_sha256": "3d8e8a185fa0104b337f5d215e8ef4082be30225e29f50ec6fe866732bcd341d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.07998",
    "kind": "arxiv",
    "version": 1
  }
}