Pith Number

pith:EA2GT2YJ

pith:2012:EA2GT2YJI42NSN3AIR6DOJ42X5

not attested not anchored not stored refs pending

Initial boundary value problem for the focusing NLS equation with Robin boundary condition: half-line approach

Alexander Its, Dmitry Shepelsky

arxiv:1201.5948 v2 · 2012-01-28 · nlin.SI · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EA2GT2YJI42NSN3AIR6DOJ42X5}

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	2026-05-18T00:51:19.654243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

203469eb094734d93760447c37279abf4132b03b134cb8b1eb2ce3c8966d64f3

Aliases

arxiv: 1201.5948 · arxiv_version: 1201.5948v2 · doi: 10.48550/arxiv.1201.5948 · pith_short_12: EA2GT2YJI42N · pith_short_16: EA2GT2YJI42NSN3A · pith_short_8: EA2GT2YJ

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/EA2GT2YJI42NSN3AIR6DOJ42X5 \
  | 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: 203469eb094734d93760447c37279abf4132b03b134cb8b1eb2ce3c8966d64f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d91117758f6fb0944d2e54e3e346914a9a014d61f90a2dc3f121f4336fbec336",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-01-28T11:57:20Z",
    "title_canon_sha256": "b9d31153db03deadb57361f6a9f44f6e298fdb916e36d7f5e33907f05ede3b6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5948",
    "kind": "arxiv",
    "version": 2
  }
}