Pith Number

pith:W6BWKH75

pith:2014:W6BWKH752UCS3M7FVZUWTAGGZW

not attested not anchored not stored refs pending

Optimizing electrode positions in electrical impedance tomography

Aku Sepp\"anen, Nuutti Hyv\"onen, Stratos Staboulis

arxiv:1404.7300 v2 · 2014-04-29 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6BWKH752UCS3M7FVZUWTAGGZW}

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	2026-05-18T02:43:09.065404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b783651ffdd5052db3e5ae696980c6cda57c8eca237e42a32f85630d86efb6ad

Aliases

arxiv: 1404.7300 · arxiv_version: 1404.7300v2 · doi: 10.48550/arxiv.1404.7300 · pith_short_12: W6BWKH752UCS · pith_short_16: W6BWKH752UCS3M7F · pith_short_8: W6BWKH75

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/W6BWKH752UCS3M7FVZUWTAGGZW \
  | 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: b783651ffdd5052db3e5ae696980c6cda57c8eca237e42a32f85630d86efb6ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad2d8f558c3c64e6aec6293d41a39aa619436dbc986a656f262c381f16317dea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-04-29T10:30:54Z",
    "title_canon_sha256": "b18c66324ad433b7bf446fd6e3988e108e8d0d7c8dec34be0abe5e0b9a86d9c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7300",
    "kind": "arxiv",
    "version": 2
  }
}