Pith Number

pith:I3Q4JAI5

pith:2021:I3Q4JAI5SQ3A3NEDGF6IMR3HHP

not attested not anchored not stored refs pending

Improving B1 homogeneity in abdominal imaging at 3 T with light and compact metasurface

Alena Shchelokova, Alexander Efimtcev, Irina Melchakova, Juan D. Baena, Pavel Belov, Redha Abdeddaim, Stanislav Glybovski, Vsevolod Vorobyev

arxiv:2102.01384 v1 · 2021-02-02 · physics.med-ph · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I3Q4JAI5SQ3A3NEDGF6IMR3HHP}

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	2026-07-05T05:07:32.813706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46e1c4811d94360db483317c8647673bdf82a9c58ffae52fc158aafa9821a2e9

Aliases

arxiv: 2102.01384 · arxiv_version: 2102.01384v1 · doi: 10.48550/arxiv.2102.01384 · pith_short_12: I3Q4JAI5SQ3A · pith_short_16: I3Q4JAI5SQ3A3NED · pith_short_8: I3Q4JAI5

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/I3Q4JAI5SQ3A3NEDGF6IMR3HHP \
  | 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: 46e1c4811d94360db483317c8647673bdf82a9c58ffae52fc158aafa9821a2e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3de3574282f5bab9f68f8d71e0950311593a54a1f1bb7e17346b6d86e3cb4c4",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2021-02-02T08:24:03Z",
    "title_canon_sha256": "2c194c0ed600d7b3448cf1e85afd2de3db4ad7fa5551612f1b24aead329a8cd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01384",
    "kind": "arxiv",
    "version": 1
  }
}