Pith Number

pith:RUMDNXGE

pith:2024:RUMDNXGEOHD2GZRA32CZYFMTK7

not attested not anchored not stored refs pending

Strategies for optimal sky subtraction in the low surface brightness regime

A. E. Watkins, C. C. Collins, J. C. Mihos, J. H. Knapen, J. Rom\'an, L. S. Kelvin, P.-A. Duc, S. Kaviraj

arxiv:2401.12297 v1 · 2024-01-22 · 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{RUMDNXGEOHD2GZRA32CZYFMTK7}

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	2026-07-05T07:36:28.645923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d1836dcc471c7a36620de859c159357e4bd8861bd368bcf3f97709268dda685

Aliases

arxiv: 2401.12297 · arxiv_version: 2401.12297v1 · doi: 10.48550/arxiv.2401.12297 · pith_short_12: RUMDNXGEOHD2 · pith_short_16: RUMDNXGEOHD2GZRA · pith_short_8: RUMDNXGE

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/RUMDNXGEOHD2GZRA32CZYFMTK7 \
  | 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: 8d1836dcc471c7a36620de859c159357e4bd8861bd368bcf3f97709268dda685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea60e3bd91fab6f23cf2bec6efb72809d5957b70d71bd2ab7a95b5f1786e5732",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-01-22T19:00:18Z",
    "title_canon_sha256": "cd00abfc145ee0c1a376528befd37b6dd62ea4fb4cdf156660c48da04d9a6974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.12297",
    "kind": "arxiv",
    "version": 1
  }
}