Pith Number

pith:FYUHXLSW

pith:2009:FYUHXLSWU6MJ5XXAVGS4UBIX5C

not attested not anchored not stored refs pending

Do we really know the dust? Systematics and uncertainties of the mid-infrared spectral analysis methods

Attila Juhasz, Cornelis Dullemond, Daniel Apai, Ilaria Pascucci, Jeroen Bouwman, Thomas Henning

arxiv:0902.0405 v1 · 2009-02-03 · astro-ph.EP · 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{FYUHXLSWU6MJ5XXAVGS4UBIX5C}

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	2026-05-18T02:35:01.434761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e287bae56a7989edee0a9a5ca0517e8903f741a2a2e9ef0b9c0f8760491e461

Aliases

arxiv: 0902.0405 · arxiv_version: 0902.0405v1 · doi: 10.48550/arxiv.0902.0405 · pith_short_12: FYUHXLSWU6MJ · pith_short_16: FYUHXLSWU6MJ5XXA · pith_short_8: FYUHXLSW

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/FYUHXLSWU6MJ5XXAVGS4UBIX5C \
  | 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: 2e287bae56a7989edee0a9a5ca0517e8903f741a2a2e9ef0b9c0f8760491e461

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f24a686428305844a7263e57521a123c691e1d3abbd5d343a1ac8d7e6c0727a9",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-02-03T20:48:08Z",
    "title_canon_sha256": "12bcb46074fdce0e034324684826812ee067608650d8681aace41dc48fb5cc86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0405",
    "kind": "arxiv",
    "version": 1
  }
}