Pith Number

pith:VQ3ZMZLT

pith:2017:VQ3ZMZLTRYBHPJIUARM636UISI

not attested not anchored not stored refs pending

Monotonicity-based Electrical Impedance Tomography for Lung Imaging

Bastian Harrach, Jin Keun Seo, Liangdong Zhou

arxiv:1702.02563 v2 · 2017-02-08 · q-bio.QM · math.OC · physics.med-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{VQ3ZMZLTRYBHPJIUARM636UISI}

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	2026-05-18T00:23:17.076605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac379665738e0277a5140459edfa88922e5b1cfe005cec2e41e7cca6f3be7648

Aliases

arxiv: 1702.02563 · arxiv_version: 1702.02563v2 · doi: 10.48550/arxiv.1702.02563 · pith_short_12: VQ3ZMZLTRYBH · pith_short_16: VQ3ZMZLTRYBHPJIU · pith_short_8: VQ3ZMZLT

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/VQ3ZMZLTRYBHPJIUARM636UISI \
  | 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: ac379665738e0277a5140459edfa88922e5b1cfe005cec2e41e7cca6f3be7648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e64c9154a21e8d62c28355b2aee724cfe2864c78c22259047aca7acc14b4f5a",
    "cross_cats_sorted": [
      "math.OC",
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2017-02-08T01:30:23Z",
    "title_canon_sha256": "48d08516ada1f18506bebf20c6abde6c7f8d7c52edd7d785c9c6e0bc80b7fccf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02563",
    "kind": "arxiv",
    "version": 2
  }
}