Pith Number

pith:WT62BMRV

pith:2021:WT62BMRVL27MBDIHE6N4QGYD2Q

not attested not anchored not stored refs pending

Controlling spatial coherence with an optical complex medium

Alfonso Nardi, Andreas Norrman, Felix Tebbenjohanns, Lukas Novotny, Martin Frimmer, Massimiliano Rossi, Shawn Divitt, Sylvain Gigan

arxiv:2109.04297 v1 · 2021-09-09 · 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{WT62BMRVL27MBDIHE6N4QGYD2Q}

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	2026-07-05T03:38:32.624095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4fda0b2355ebec08d07279bc81b03d40b87ce7762a272480a1473535e190012

Aliases

arxiv: 2109.04297 · arxiv_version: 2109.04297v1 · doi: 10.48550/arxiv.2109.04297 · pith_short_12: WT62BMRVL27M · pith_short_16: WT62BMRVL27MBDIH · pith_short_8: WT62BMRV

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/WT62BMRVL27MBDIHE6N4QGYD2Q \
  | 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: b4fda0b2355ebec08d07279bc81b03d40b87ce7762a272480a1473535e190012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "145d4aee67b4ca874864628f679af3f1d0854a362ba15898c6ec1da9d7fcfea6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-09-09T14:18:59Z",
    "title_canon_sha256": "c6f9124a03caa829476115fedbc24a6cb9241dfbb1c925dd50843330d14ee7ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04297",
    "kind": "arxiv",
    "version": 1
  }
}