Pith Number

pith:75WPIECD

pith:2025:75WPIECDIKSIG5VGSQQSVCIQ2W

not attested not anchored not stored refs pending

Sequencing Silicates in the IRS Debris Disk Catalog I: Methodology for Unsupervised Clustering

Alexis Y. Li, B. A. Sargent, Bin B. Ren, Carey M. Lisse, Christine H. Chen, Cicero X. Lu, Dan M. Watson, Dean C. Hines, G. C. Sloan, Isabel Rebollido, Joel D. Green, Kadin Worthen, Tushar Mittal

arxiv:2501.01484 v1 · 2025-01-02 · astro-ph.EP · astro-ph.IM · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75WPIECDIKSIG5VGSQQSVCIQ2W}

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	2026-07-05T09:56:25.474802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6cf4104342a48376a694212a8910d59fd7a0cc775ad9801bfe93bbda324814

Aliases

arxiv: 2501.01484 · arxiv_version: 2501.01484v1 · doi: 10.48550/arxiv.2501.01484 · pith_short_12: 75WPIECDIKSI · pith_short_16: 75WPIECDIKSIG5VG · pith_short_8: 75WPIECD

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/75WPIECDIKSIG5VGSQQSVCIQ2W \
  | 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: ff6cf4104342a48376a694212a8910d59fd7a0cc775ad9801bfe93bbda324814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90eed2d3d49599e7df9d70de49f6cbeec63bb9516da0254e0c5c94c669b9777e",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-01-02T19:00:00Z",
    "title_canon_sha256": "bdf0bde36e8bf6ae2bb7d0a78319bb68ececa1b9a00d2597236d549cf7bb3114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.01484",
    "kind": "arxiv",
    "version": 1
  }
}