Pith Number

pith:AMTVFZQR

pith:2010:AMTVFZQRGSW2L5G4IYYXSS3EKR

not attested not anchored not stored refs pending

Approaches to Three-Dimensional Transformation Optical Media Using Quasi-Conformal Coordinate Transformations

D. R. Smith, N. I. Landy, N. Kundtz

arxiv:1007.4363 v1 · 2010-07-26 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AMTVFZQRGSW2L5G4IYYXSS3EKR}

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	2026-05-18T03:23:48.087169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

032752e61134ada5f4dc4631794b64545ef82a59e40f4cfce9ba6ea8c3acf027

Aliases

arxiv: 1007.4363 · arxiv_version: 1007.4363v1 · doi: 10.48550/arxiv.1007.4363 · pith_short_12: AMTVFZQRGSW2 · pith_short_16: AMTVFZQRGSW2L5G4 · pith_short_8: AMTVFZQR

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/AMTVFZQRGSW2L5G4IYYXSS3EKR \
  | 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: 032752e61134ada5f4dc4631794b64545ef82a59e40f4cfce9ba6ea8c3acf027

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9754943223c57db3f3bcadb2f4ec9b357208beaf5c72d9be4d9fe898bcc5bc82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-07-26T00:37:47Z",
    "title_canon_sha256": "28fefe5d794800b52679bf4f3e7d7bfe46bbffa879d076d199feae00257e3d2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4363",
    "kind": "arxiv",
    "version": 1
  }
}