Pith Number

pith:DGD3FZHE

pith:2013:DGD3FZHEFWJ2XUWXUOEATME2B7

not attested not anchored not stored refs pending

Removal of systematics in photometric measurements: static and rotating illumination corrections in FORS2@VLT data

2), (2) Qatar Environment, Daniel M. Bramich (1, Doha, Energy Research Institute, Germany, Karl-Schwarzschild-Strasse, Lodovico Coccato (1), Qatar), Qatar Foundation, Sabine Moehler (1) ((1) European Southern Observatory, Wolfram Freudling (1)

arxiv:1311.6467 v1 · 2013-11-25 · 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{DGD3FZHEFWJ2XUWXUOEATME2B7}

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	2026-05-18T01:46:06.301742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1987b2e4e42d93abd2d7a38809b09a0ffc6c49928489983401f70f6d02374974

Aliases

arxiv: 1311.6467 · arxiv_version: 1311.6467v1 · doi: 10.48550/arxiv.1311.6467 · pith_short_12: DGD3FZHEFWJ2 · pith_short_16: DGD3FZHEFWJ2XUWX · pith_short_8: DGD3FZHE

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/DGD3FZHEFWJ2XUWXUOEATME2B7 \
  | 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: 1987b2e4e42d93abd2d7a38809b09a0ffc6c49928489983401f70f6d02374974

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf1a638994c20fccd866ca06bc14ea72af8a1ce044918e785930859e6b48f2ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-11-25T21:00:03Z",
    "title_canon_sha256": "7ab3dc31586e5e56a48f096aa658d5241bd9cc5b9938767bc868fce9f0c80d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6467",
    "kind": "arxiv",
    "version": 1
  }
}