Pith Number

pith:B4IOGTNH

pith:2011:B4IOGTNHSIOEM335726KAG2CL2

not attested not anchored not stored refs pending

Fully-tunable femtosecond laser source in the ultraviolet spectral range

B. Mahieu, C. Callegari, C. Spezzani, C. Vozzi, D. Garzella, F. Frassetto, G. De Ninno, L. Poletto, M. Coreno, M. Devetta, M. Negro, S. Coraggia, S. Stagira

arxiv:1110.0709 v1 · 2011-10-04 · physics.optics

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T04:11:41.169387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f10e34da7921c466f7dfebca01b425eb9728f145aa48fb1124bbbe3bd2d13a5

Aliases

arxiv: 1110.0709 · arxiv_version: 1110.0709v1 · doi: 10.48550/arxiv.1110.0709 · pith_short_12: B4IOGTNHSIOE · pith_short_16: B4IOGTNHSIOEM335 · pith_short_8: B4IOGTNH

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/B4IOGTNHSIOEM335726KAG2CL2 \
  | 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: 0f10e34da7921c466f7dfebca01b425eb9728f145aa48fb1124bbbe3bd2d13a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a548a20010c391e710340e52178306f2639acc54448ad4cecc2a1c88222532e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-10-04T14:52:34Z",
    "title_canon_sha256": "45e07ebb59b50fcf5b285f003eee53689b364e6c64397d77236e693e841033b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0709",
    "kind": "arxiv",
    "version": 1
  }
}