Pith Number

pith:QMIOEG3P

pith:2018:QMIOEG3P3UG7HR42CTO6VEZT7V

not attested not anchored not stored refs pending

Regularizing a linearized EIT reconstruction method using a sensitivity based factorization method

Bastian Harrach, Jin Keun Seo, Moon Kyung Choi

arxiv:1811.07616 v1 · 2018-11-19 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QMIOEG3P3UG7HR42CTO6VEZT7V}

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	2026-05-18T00:00:23.952527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8310e21b6fdd0df3c79a14ddea9333fd71fe3a992cd5cbde1cef7f357c8ece9d

Aliases

arxiv: 1811.07616 · arxiv_version: 1811.07616v1 · doi: 10.48550/arxiv.1811.07616 · pith_short_12: QMIOEG3P3UG7 · pith_short_16: QMIOEG3P3UG7HR42 · pith_short_8: QMIOEG3P

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/QMIOEG3P3UG7HR42CTO6VEZT7V \
  | 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: 8310e21b6fdd0df3c79a14ddea9333fd71fe3a992cd5cbde1cef7f357c8ece9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7ca3eeeb50d00eed2d740480e4c4c3a92f1592220255086db1d2153cc3c516d",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-19T11:12:40Z",
    "title_canon_sha256": "b23626754c24803e42c4008e3e292ed9fafb63a3277bae52086aa35809a57f89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07616",
    "kind": "arxiv",
    "version": 1
  }
}