Pith Number

pith:UXZGTMLS

pith:2019:UXZGTMLSA7YEPQEYS5RDRLBODA

not attested not anchored not stored refs pending

Transient processing and analysis using $\texttt{AMPEL}$: Alert Management, Photometry and Evaluation of Lightcurves

A. Franckowiak, A. Gal-Yam, A. Mahabal, C. Fremling, C. Ward, J. Nordin, J. Sollerman, J. van Santen, L. Rauch, M. Bulla, M. Giomi, M. Kowalski, M. Rigault, N. Miranda, O. Yaron, R. Stein, S. Reusch, S. Schulze, S. van Velzen, U. Feindt, V. Brinnel

arxiv:1904.05922 v2 · 2019-04-11 · 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{UXZGTMLSA7YEPQEYS5RDRLBODA}

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	2026-07-05T00:18:35.130968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5f269b17207f047c098976238ac2e180062ba416f9c9eb45f386304a5d9ecdf

Aliases

arxiv: 1904.05922 · arxiv_version: 1904.05922v2 · doi: 10.48550/arxiv.1904.05922 · pith_short_12: UXZGTMLSA7YE · pith_short_16: UXZGTMLSA7YEPQEY · pith_short_8: UXZGTMLS

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/UXZGTMLSA7YEPQEYS5RDRLBODA \
  | 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: a5f269b17207f047c098976238ac2e180062ba416f9c9eb45f386304a5d9ecdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73291d5cf3865296641cd49f0f316f04c542c5bc7704a3be1f49e056a850b8a5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-04-11T18:47:56Z",
    "title_canon_sha256": "7f515a133f724d16b6f1406a4b01c4969232142d343a30ddfc0c70858cf91acc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05922",
    "kind": "arxiv",
    "version": 2
  }
}