Pith Number

pith:CKA5C5HF

pith:2015:CKA5C5HFIL6X72R5V3UGCLFDVK

not attested not anchored not stored refs pending

Ultrafast pulse generation with black phosphorus

Diao Li, Guojun Ye, Harri Lipsanen, Henri Jussila, Lasse Karvonen, Xianhui Chen, Zhipei Sun

arxiv:1505.00480 v1 · 2015-05-03 · 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{CKA5C5HFIL6X72R5V3UGCLFDVK}

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	2026-05-18T01:22:48.488167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1281d174e542fd7fea3daee8612ca3aab68cb8d51c8a71f1de292098a87d13a5

Aliases

arxiv: 1505.00480 · arxiv_version: 1505.00480v1 · doi: 10.48550/arxiv.1505.00480 · pith_short_12: CKA5C5HFIL6X · pith_short_16: CKA5C5HFIL6X72R5 · pith_short_8: CKA5C5HF

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/CKA5C5HFIL6X72R5V3UGCLFDVK \
  | 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: 1281d174e542fd7fea3daee8612ca3aab68cb8d51c8a71f1de292098a87d13a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17da91c99838114c36abc243ed3eeb365534afd745ea1a9c635734bb269f6e8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-05-03T21:41:05Z",
    "title_canon_sha256": "57daf05eb20070d84afd7cc4379116793f7d26c7081e10f1e5d172323b80cf9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00480",
    "kind": "arxiv",
    "version": 1
  }
}