Pith Number

pith:RXJD6FLL

pith:2025:RXJD6FLLY7K5X6GGM3XMR7DLG3

not attested not anchored not stored refs pending

AMPEL workflows for LSST: Modular and reproducible real-time photometric classification

Jakob Nordin, Jakob van Santen, Marek Kowalski, Simeon Reusch, Valery Brinnel

arxiv:2501.16511 v1 · 2025-01-27 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXJD6FLLY7K5X6GGM3XMR7DLG3}

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.

Cited by

1 paper in Pith

Beyond the Final Label: Exploiting the Untapped Potential of Classification Histories in Astronomical Light Curve Analysis

Receipt and verification

First computed	2026-07-05T11:10:34.268028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dd23f156bc7d5dbf8c666eec8fc6b36d68eb9ae5ecef5a4697d1b73d494bf5d

Aliases

arxiv: 2501.16511 · arxiv_version: 2501.16511v1 · doi: 10.48550/arxiv.2501.16511 · pith_short_12: RXJD6FLLY7K5 · pith_short_16: RXJD6FLLY7K5X6GG · pith_short_8: RXJD6FLL

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/RXJD6FLLY7K5X6GGM3XMR7DLG3 \
  | 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: 8dd23f156bc7d5dbf8c666eec8fc6b36d68eb9ae5ecef5a4697d1b73d494bf5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0446ab1b4e8c72bb3cd130e9ec8a3c0797ceaf94875589be1f80413b3b6098b0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-01-27T21:19:23Z",
    "title_canon_sha256": "326d492d35f399e323c9799e1f29228ec625b5ae3ca51bd2a166e890f290e748"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.16511",
    "kind": "arxiv",
    "version": 1
  }
}