Pith Number

pith:CY6ZKLSQ

pith:2021:CY6ZKLSQ3ENWXFOQZBU2ZZWJRY

not attested not anchored not stored refs pending

Metameric Varifocal Holography

Anthony Steed, David R. Walton, David Swapp, Hakan Urey, Kaan Ak\c{s}it, Koray Kavakl{\i}, Rafael Kuffner dos Anjos, Tim Weyrich, Tobias Ritschel

arxiv:2110.01981 v2 · 2021-10-05 · cs.GR · 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{CY6ZKLSQ3ENWXFOQZBU2ZZWJRY}

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	2026-07-05T04:23:22.063548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

163d952e50d91b6b95d0c869ace6c98e1d31a2dca893532965cafee304a35fa0

Aliases

arxiv: 2110.01981 · arxiv_version: 2110.01981v2 · doi: 10.48550/arxiv.2110.01981 · pith_short_12: CY6ZKLSQ3ENW · pith_short_16: CY6ZKLSQ3ENWXFOQ · pith_short_8: CY6ZKLSQ

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/CY6ZKLSQ3ENWXFOQZBU2ZZWJRY \
  | 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: 163d952e50d91b6b95d0c869ace6c98e1d31a2dca893532965cafee304a35fa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8997ab3be301d1e9a31660a890feee30c6c8a7b9325a59e6fec0a018629307a",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2021-10-05T12:20:21Z",
    "title_canon_sha256": "ea881a25d5e80e9ab8ce810bcbd40f2863219ac91da80ff1df65567c5604587f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.01981",
    "kind": "arxiv",
    "version": 2
  }
}