Pith Number

pith:W3QH63YT

pith:2019:W3QH63YT3BHWZMQJHHUKTCDK5Y

not attested not anchored not stored refs pending

Construction of solutions of the defocusing nonlinear Schr\"odinger equation with asymptotically time-periodic boundary values

Samuel Fromm

arxiv:1907.01998 v1 · 2019-07-03 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3QH63YT3BHWZMQJHHUKTCDK5Y}

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	2026-05-17T23:41:34.287107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e07f6f13d84f6cb20939e8a9886aee3e1cd1bfc61ddd713d487852a779de52

Aliases

arxiv: 1907.01998 · arxiv_version: 1907.01998v1 · doi: 10.48550/arxiv.1907.01998 · pith_short_12: W3QH63YT3BHW · pith_short_16: W3QH63YT3BHWZMQJ · pith_short_8: W3QH63YT

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/W3QH63YT3BHWZMQJHHUKTCDK5Y \
  | 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: b6e07f6f13d84f6cb20939e8a9886aee3e1cd1bfc61ddd713d487852a779de52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c68aca67052fa0668eb044169f6ac7bb9685ea83ebb82959c9291cc03777813",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-07-03T15:41:08Z",
    "title_canon_sha256": "784ae330f1ef6a40a4dfee212ecb203bc4ce5f59c7e6486c549cb506be92398c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01998",
    "kind": "arxiv",
    "version": 1
  }
}