Pith Number

pith:337E64OX

pith:2009:337E64OXIFISKPWZMRYIIIWBTX

not attested not anchored not stored refs pending

Discrete Inverse Scattering Theory for NMR Pulse Design

Jeremy F. Magland

arxiv:0903.4363 v1 · 2009-03-25 · math.NA · cs.NA · 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{337E64OXIFISKPWZMRYIIIWBTX}

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	2026-06-03T23:06:25.193934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

defe4f71d74151253ed964708422c19dc300b9a3de64d9b3eb17e8769b7038db

Aliases

arxiv: 0903.4363 · arxiv_version: 0903.4363v1 · doi: 10.48550/arxiv.0903.4363 · pith_short_12: 337E64OXIFIS · pith_short_16: 337E64OXIFISKPWZ · pith_short_8: 337E64OX

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/337E64OXIFISKPWZMRYIIIWBTX \
  | 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: defe4f71d74151253ed964708422c19dc300b9a3de64d9b3eb17e8769b7038db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba8db52f11a4c74e322689b15de59dc7157be905c25d4adc7a570c23f0147914",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-03-25T15:10:17Z",
    "title_canon_sha256": "0c172d277cefa60d6d1b38265ccc3e1424d214f123cd5ea179e6a29953f3e9aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4363",
    "kind": "arxiv",
    "version": 1
  }
}