Pith Number

pith:GGO7OIHS

pith:2018:GGO7OIHSNRKYDYKTVEBA26FPPB

not attested not anchored not stored refs pending

SCARLET: Source separation in multi-band images by Constrained Matrix Factorization

Ai-Lei Sun, Fred Moolekamp, James Bosch, Maximilian Jerdee, Peter Melchior, Robert Armstrong, Robert Lupton

arxiv:1802.10157 v2 · 2018-02-27 · 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{GGO7OIHSNRKYDYKTVEBA26FPPB}

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	2026-05-18T00:08:21.080778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

319df720f26c5581e153a9020d78af787ebe8046ca4ba2aeea5ab62c3f210b6f

Aliases

arxiv: 1802.10157 · arxiv_version: 1802.10157v2 · doi: 10.48550/arxiv.1802.10157 · pith_short_12: GGO7OIHSNRKY · pith_short_16: GGO7OIHSNRKYDYKT · pith_short_8: GGO7OIHS

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/GGO7OIHSNRKYDYKTVEBA26FPPB \
  | 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: 319df720f26c5581e153a9020d78af787ebe8046ca4ba2aeea5ab62c3f210b6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50a8c5bc06d6f24858c897dc5dbccd10cb87dd0519a3d29ccce4a41f1dab5a5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-02-27T20:45:04Z",
    "title_canon_sha256": "052400433fe2fbca4210db863bb1e753bfc16d01c3f4b6a2f7f6087a327222fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10157",
    "kind": "arxiv",
    "version": 2
  }
}