Pith Number

pith:6WHIZQMD

pith:2015:6WHIZQMDTRRVGWQTXUNY43ZLSP

not attested not anchored not stored refs pending

Frequency conversion of structured light

Fabian Steinlechner, Juan P. Torres, Nathaniel Hermosa, Valerio Pruneri

arxiv:1506.07713 v1 · 2015-06-25 · 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{6WHIZQMDTRRVGWQTXUNY43ZLSP}

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	2026-05-18T01:38:51.076772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f58e8cc1839c63535a13bd1b8e6f2b93caae89d4fa119e68aad305917448f26f

Aliases

arxiv: 1506.07713 · arxiv_version: 1506.07713v1 · doi: 10.48550/arxiv.1506.07713 · pith_short_12: 6WHIZQMDTRRV · pith_short_16: 6WHIZQMDTRRVGWQT · pith_short_8: 6WHIZQMD

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/6WHIZQMDTRRVGWQTXUNY43ZLSP \
  | 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: f58e8cc1839c63535a13bd1b8e6f2b93caae89d4fa119e68aad305917448f26f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83ca316063dcdbc3f384721dbab5ffce387b7beb94e52fbc81fd7eac157f76c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-06-25T11:56:29Z",
    "title_canon_sha256": "85c9a7aa7cd1f92160e912bf612da679daa475c404a278cf669892e42ce03834"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07713",
    "kind": "arxiv",
    "version": 1
  }
}