Pith Number

pith:WVJIAI4U

pith:2012:WVJIAI4UF257HBQIDPGPUQ5NMS

not attested not anchored not stored refs pending

Terahertz time-domain spectroscopic ellipsometry: Instrumentation and calibration

Mohammad Neshat, N. P. Armitage

arxiv:1209.1294 v2 · 2012-09-06 · physics.optics · cond-mat.mtrl-sci · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVJIAI4UF257HBQIDPGPUQ5NMS}

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	2026-05-18T01:54:39.300602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5528023942ebbf386081bccfa43ad64aa5e9332afb3227b6e3f5d88aed8a681

Aliases

arxiv: 1209.1294 · arxiv_version: 1209.1294v2 · doi: 10.48550/arxiv.1209.1294 · pith_short_12: WVJIAI4UF257 · pith_short_16: WVJIAI4UF257HBQI · pith_short_8: WVJIAI4U

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/WVJIAI4UF257HBQIDPGPUQ5NMS \
  | 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: b5528023942ebbf386081bccfa43ad64aa5e9332afb3227b6e3f5d88aed8a681

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53fb3250c28fe1e3e178370c21639e6c3c5bfb8591b1458d08e78913c2efd32b",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-09-06T14:36:48Z",
    "title_canon_sha256": "09458247949b6d5cb742ee7fa1ee8efbe911da21d41c934d5a82d26ecef9e476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1294",
    "kind": "arxiv",
    "version": 2
  }
}