Pith Number

pith:I45GBRVY

pith:2017:I45GBRVY72WPNDKJIBKMLLE7U5

not attested not anchored not stored refs pending

Purity of vector vortex beams through a birefringent amplifier

Andrew Forbes, Darryl Naidoo, Hend Sroor, Igor Litvin, Nyameko Lisa

arxiv:1711.03305 v1 · 2017-11-09 · 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{I45GBRVY72WPNDKJIBKMLLE7U5}

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	2026-05-18T00:18:52.951277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473a60c6b8feacf68d494054c5ac9fa76dc18e2fe8731e33ce37544b225ee204

Aliases

arxiv: 1711.03305 · arxiv_version: 1711.03305v1 · doi: 10.48550/arxiv.1711.03305 · pith_short_12: I45GBRVY72WP · pith_short_16: I45GBRVY72WPNDKJ · pith_short_8: I45GBRVY

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/I45GBRVY72WPNDKJIBKMLLE7U5 \
  | 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: 473a60c6b8feacf68d494054c5ac9fa76dc18e2fe8731e33ce37544b225ee204

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edd48a304b8b39dc97da1fcc5e2c0e4bffb6e1a1717b852d0d20129fe1f45f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-11-09T09:38:10Z",
    "title_canon_sha256": "011cb3fa83c8141ba3358318eefeab2823a73dd57f398251b4945c0c950ab4b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03305",
    "kind": "arxiv",
    "version": 1
  }
}