Pith Number

pith:EYPU2T7M

pith:2026:EYPU2T7MRAOD76PM4TVN6CA3SQ

not attested not anchored not stored refs pending

Direct observation of anisotropic surface phonon polaritons on \alpha-quartz

Aozora Ohi, Kotaro Shirahata, Ryoga Odawara, Shun Hashiyada, Yukio Kawano

arxiv:2606.11239 v1 · 2026-05-29 · 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{EYPU2T7MRAOD76PM4TVN6CA3SQ}

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	2026-06-11T00:08:14.375404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

261f4d4fec881c3ff9ece4eadf081b943a598805da2a51035f79789f52a2147b

Aliases

arxiv: 2606.11239 · arxiv_version: 2606.11239v1 · doi: 10.48550/arxiv.2606.11239 · pith_short_12: EYPU2T7MRAOD · pith_short_16: EYPU2T7MRAOD76PM · pith_short_8: EYPU2T7M

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/EYPU2T7MRAOD76PM4TVN6CA3SQ \
  | 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: 261f4d4fec881c3ff9ece4eadf081b943a598805da2a51035f79789f52a2147b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00751c5e6dc2731d3bee487abec96fc0f408dc728713b098af62404121afba6f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-29T14:11:19Z",
    "title_canon_sha256": "7fab5f88dac85089d9d107b7b9ce5811d146baaa7624bf8554482436d2cd7ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11239",
    "kind": "arxiv",
    "version": 1
  }
}