Pith Number

pith:6DOTJTYH

pith:2014:6DOTJTYHWHQDHMQ5CWRMZ65ILT

not attested not anchored not stored refs pending

Generating a three dimensional dark focus from a single conically refracted light beam

A. Turpin, E. U. Rafailov, J. Mompart, T. K. Kalkandjiev, Yu. V. Loiko

arxiv:1409.1853 v1 · 2014-09-05 · 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{6DOTJTYHWHQDHMQ5CWRMZ65ILT}

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	2026-05-18T02:26:31.607216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0dd34cf07b1e033b21d15a2ccfba85ce81e8b322cf21f43044476dcaf7634f9

Aliases

arxiv: 1409.1853 · arxiv_version: 1409.1853v1 · doi: 10.48550/arxiv.1409.1853 · pith_short_12: 6DOTJTYHWHQD · pith_short_16: 6DOTJTYHWHQDHMQ5 · pith_short_8: 6DOTJTYH

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/6DOTJTYHWHQDHMQ5CWRMZ65ILT \
  | 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: f0dd34cf07b1e033b21d15a2ccfba85ce81e8b322cf21f43044476dcaf7634f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ecd7dec8fbfc85d0073e068be8dcb026a04e9c48d51be1d074850f3ea906238",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-09-05T16:09:20Z",
    "title_canon_sha256": "cee536fa1007360341018b002c4279241ec75b0d6e2a0b2c1e24437b841e0528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1853",
    "kind": "arxiv",
    "version": 1
  }
}