Pith Number

pith:4MCCRNSI

pith:2026:4MCCRNSIMUHG7T7IZORX4KTIRW

not attested not anchored not stored refs pending

Pulse-to-pulse spectral phase characterization of mid-infrared pulses at megahertz rates

Denis V. Seletskiy, Gabriel Demontigny, Kazuki Hashimoto, Takuro Ideguchi, Zhihao Deng, Zicong Xu

arxiv:2606.31479 v1 · 2026-06-30 · 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{4MCCRNSIMUHG7T7IZORX4KTIRW}

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	2026-07-01T01:18:04.535531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30428b648650e6fcfe8cba37e2a688da4afc4a57442c237045c0d97d1ff2561

Aliases

arxiv: 2606.31479 · arxiv_version: 2606.31479v1 · doi: 10.48550/arxiv.2606.31479 · pith_short_12: 4MCCRNSIMUHG · pith_short_16: 4MCCRNSIMUHG7T7I · pith_short_8: 4MCCRNSI

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/4MCCRNSIMUHG7T7IZORX4KTIRW \
  | 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: e30428b648650e6fcfe8cba37e2a688da4afc4a57442c237045c0d97d1ff2561

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f051e9d88cc6b1586e3182878738be154df3665be1b7fb8e4822df1c4bcdb8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-30T10:54:25Z",
    "title_canon_sha256": "1093a8b2206c20e82c19d40fb40527c9d4b28c5566dd734e2806007587fac658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31479",
    "kind": "arxiv",
    "version": 1
  }
}