Pith Number

pith:5VQGCWRZ

pith:2015:5VQGCWRZMCOEHBVFGNDASIWAQD

not attested not anchored not stored refs pending

From amorphous speckle pattern to reconfigurable Bessel beam via wavefront shaping

Daniele Ancora, Diego Di Battista, Giannis Zacharakis, Marco Leonetti

arxiv:1511.04964 v1 · 2015-11-16 · 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{5VQGCWRZMCOEHBVFGNDASIWAQD}

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	2026-05-18T01:26:51.181695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed60615a39609c4386a533460922c080e937c7be5ee676e6ae36a3d4c023e7db

Aliases

arxiv: 1511.04964 · arxiv_version: 1511.04964v1 · doi: 10.48550/arxiv.1511.04964 · pith_short_12: 5VQGCWRZMCOE · pith_short_16: 5VQGCWRZMCOEHBVF · pith_short_8: 5VQGCWRZ

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/5VQGCWRZMCOEHBVFGNDASIWAQD \
  | 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: ed60615a39609c4386a533460922c080e937c7be5ee676e6ae36a3d4c023e7db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d32af5a61b7d36dabf805ab3684624d4cf9d25a87b5ff218d1921954a252081c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-11-16T14:13:54Z",
    "title_canon_sha256": "6ea6e803b5a33cdfb3fb5404b97348a26cead8deb164780069004f2fc4bda886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04964",
    "kind": "arxiv",
    "version": 1
  }
}