Pith Number

pith:ZMH5N5FV

pith:2009:ZMH5N5FVIXKBDQE4TETEWBV7XR

not attested not anchored not stored refs pending

Optical constants of silicon carbide for astrophysical applications. II. Extending optical functions from IR to UV using single-crystal absorption spectra

A.F. Goncharov, A.K. Speck, A.M. Hofmeister, K.M. Pitman

arxiv:0902.2992 v1 · 2009-02-17 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZMH5N5FVIXKBDQE4TETEWBV7XR}

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	2026-05-18T04:29:16.466819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb0fd6f4b545d411c09c99264b06bfbc60f3c9e84013808d44b645619fc09691

Aliases

arxiv: 0902.2992 · arxiv_version: 0902.2992v1 · doi: 10.48550/arxiv.0902.2992 · pith_short_12: ZMH5N5FVIXKB · pith_short_16: ZMH5N5FVIXKBDQE4 · pith_short_8: ZMH5N5FV

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/ZMH5N5FVIXKBDQE4TETEWBV7XR \
  | 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: cb0fd6f4b545d411c09c99264b06bfbc60f3c9e84013808d44b645619fc09691

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "266a345f5ceb598214ca945aabd3286bdf63a392b0761c56b3469806c82cf4a9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-02-17T20:19:03Z",
    "title_canon_sha256": "deed49d5d9a56e477c6385456be07d024ce8c84df274c6487941753d14e2ea9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2992",
    "kind": "arxiv",
    "version": 1
  }
}