Pith Number

pith:O72D6XOH

pith:2019:O72D6XOHK5FETSD4FQCCN7VFQV

not attested not anchored not stored refs pending

Spatiotemporal mode-locking in lasers with large modal dispersion

Changxi Yang, Kewei Liu, Shuzheng Fan, Xiaoguang Zhang, Xiaosheng Xiao, Yihang Ding

arxiv:1912.00161 v2 · 2019-11-30 · 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{O72D6XOHK5FETSD4FQCCN7VFQV}

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	2026-07-05T02:30:10.859527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f43f5dc7574a49c87c2c0426fea5856d47572372371d0d08d26db612532ac5

Aliases

arxiv: 1912.00161 · arxiv_version: 1912.00161v2 · doi: 10.48550/arxiv.1912.00161 · pith_short_12: O72D6XOHK5FE · pith_short_16: O72D6XOHK5FETSD4 · pith_short_8: O72D6XOH

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/O72D6XOHK5FETSD4FQCCN7VFQV \
  | 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: 77f43f5dc7574a49c87c2c0426fea5856d47572372371d0d08d26db612532ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28a93974f4d0843cd26182c4e0ff1af6c74e898bce2cbc3155d4a823ad637258",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-11-30T09:04:12Z",
    "title_canon_sha256": "064809be6b50c2b8bc72b50f9974851a05557f53b492f9859e492bd52a1a3be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00161",
    "kind": "arxiv",
    "version": 2
  }
}