Pith Number

pith:XDB5U74T

pith:2012:XDB5U74TFOSSS5VX4WWWY2YDFH

not attested not anchored not stored refs pending

Longitudinal Computer Generated Holograms for Digital Frequency Control in Electronically Tunable Terahertz Lasers

David A. Ritchie, Harvey E. Beere, Md. Khairuzzaman, Owen P. Marshall, Subhasish Chakraborty

arxiv:1205.3042 v1 · 2012-05-14 · physics.optics · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XDB5U74TFOSSS5VX4WWWY2YDFH}

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	2026-05-18T01:57:32.538460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8c3da7f932ba52976b7e5ad6c6b0329db81ed502abce562d22611bd5604c678

Aliases

arxiv: 1205.3042 · arxiv_version: 1205.3042v1 · doi: 10.48550/arxiv.1205.3042 · pith_short_12: XDB5U74TFOSS · pith_short_16: XDB5U74TFOSSS5VX · pith_short_8: XDB5U74T

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/XDB5U74TFOSSS5VX4WWWY2YDFH \
  | 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: b8c3da7f932ba52976b7e5ad6c6b0329db81ed502abce562d22611bd5604c678

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "023c4ce56f64b4ca9054474f18f622a77b6cfd2f0bc6d0b589f7e3bdf62bc0cd",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-05-14T14:39:49Z",
    "title_canon_sha256": "f115738ec070d552553fba287aea1b8af9c89216bc1042e7c562b601332f85f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3042",
    "kind": "arxiv",
    "version": 1
  }
}