Pith Number

pith:QKMFQVTC

pith:2014:QKMFQVTC6CWQPQ2IYK5453EOA7

not attested not anchored not stored refs pending

High flux coherent supercontinuum soft X-ray source driven by a single-stage 10 mJ, kHz, Ti:sapphire laser amplifier

Chengyuan Ding, Daniel D. Hickstein, Henry C. Kapteyn, Margaret M. Murnane, Mike Walls, Tenio Popmintchev, Tingting Fan, Wei Xiong, Xiaoshi Zhang

arxiv:1402.2320 v1 · 2014-02-10 · 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{QKMFQVTC6CWQPQ2IYK5453EOA7}

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	2026-05-18T01:44:45.641545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8298585662f0ad07c348c2bbceec8e07e31e8cbc3de8abb50948be6fc3304421

Aliases

arxiv: 1402.2320 · arxiv_version: 1402.2320v1 · doi: 10.48550/arxiv.1402.2320 · pith_short_12: QKMFQVTC6CWQ · pith_short_16: QKMFQVTC6CWQPQ2I · pith_short_8: QKMFQVTC

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/QKMFQVTC6CWQPQ2IYK5453EOA7 \
  | 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: 8298585662f0ad07c348c2bbceec8e07e31e8cbc3de8abb50948be6fc3304421

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "236c20e8b9a81adf7b79b0cd4e25a3d268a10bea07bd140fa94c97e8ca5bdc2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-02-10T22:29:45Z",
    "title_canon_sha256": "525d1270455a6f5d8a6133bfbc622947013ab98375eba2b9781906a9cc5b21d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2320",
    "kind": "arxiv",
    "version": 1
  }
}