Pith Number

pith:I4RBVINR

pith:2021:I4RBVINRLWHR7FKZMKBMBP37WG

not attested not anchored not stored refs pending

Broadband frequency conversion of ultrashort pulses using high-$Q$ metasurface cavities

Finland), Mikko J. Huttunen (1) ((1) Photonics Laboratory, Physics Unit, Tampere, Tampere University, Timo Stolt (1)

arxiv:2110.13486 v1 · 2021-10-26 · 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{I4RBVINRLWHR7FKZMKBMBP37WG}

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	2026-07-05T03:58:55.887987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47221aa1b15d8f1f95596282c0bf7fb1904db8c5f90dfcbe6e8c29b23cf71b66

Aliases

arxiv: 2110.13486 · arxiv_version: 2110.13486v1 · doi: 10.48550/arxiv.2110.13486 · pith_short_12: I4RBVINRLWHR · pith_short_16: I4RBVINRLWHR7FKZ · pith_short_8: I4RBVINR

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/I4RBVINRLWHR7FKZMKBMBP37WG \
  | 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: 47221aa1b15d8f1f95596282c0bf7fb1904db8c5f90dfcbe6e8c29b23cf71b66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9498b02b5490f6046ae1684a7eb8a6597fbf0099580b37db0a7ee7aedae74211",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-10-26T08:36:49Z",
    "title_canon_sha256": "2857b5dab5572f6f0300170d1764ebaf4a2f40e7d100e6cc57cd2b83b4b92c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13486",
    "kind": "arxiv",
    "version": 1
  }
}