Pith Number

pith:J5S5ILKI

pith:2022:J5S5ILKIMHWNMCX4F7XCAPW24R

not attested not anchored not stored refs pending

Mutual-Information Based Optimal Experimental Design for Hyperpolarized $^{13}$C-Pyruvate MRI

Christopher Walker, David T. Fuentes, Dawid Schellingerhout, Drew Mitchell, James A. Bankson, J. Tinsley Oden, Prashant K. Jha

arxiv:2206.12509 v2 · 2022-06-24 · cs.IT · math.IT · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5S5ILKIMHWNMCX4F7XCAPW24R}

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	2026-07-05T04:38:24.971794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f65d42d4861ecd60afc2fee203edae46f0d8ff0294bd6f133300021a6c837c1

Aliases

arxiv: 2206.12509 · arxiv_version: 2206.12509v2 · doi: 10.48550/arxiv.2206.12509 · pith_short_12: J5S5ILKIMHWN · pith_short_16: J5S5ILKIMHWNMCX4 · pith_short_8: J5S5ILKI

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/J5S5ILKIMHWNMCX4F7XCAPW24R \
  | 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: 4f65d42d4861ecd60afc2fee203edae46f0d8ff0294bd6f133300021a6c837c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2238aabc54456a359683e65a6ad62dc08d3aaf3ca10c516b6c60900fec10eb9e",
    "cross_cats_sorted": [
      "math.IT",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-06-24T22:46:58Z",
    "title_canon_sha256": "4f41f77103a3c290e10df234f54594d4e7216f54ef9088d1bfcbc596a2788c14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.12509",
    "kind": "arxiv",
    "version": 2
  }
}