Pith Number

pith:NZ44VCTD

pith:2016:NZ44VCTD3ZBLP5ECANDEWUYT33

not attested not anchored not stored refs pending

A Convergent Adaptive Finite Element Method for Electrical Impedance Tomography

Bangti Jin, Jun Zou, Yifeng Xu

arxiv:1608.03170 v1 · 2016-08-10 · math.NA · 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{NZ44VCTD3ZBLP5ECANDEWUYT33}

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	2026-05-17T23:46:11.411536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e79ca8a63de42b7f48203464b5313deee6a87683e1bb39072d077b018f7987f

Aliases

arxiv: 1608.03170 · arxiv_version: 1608.03170v1 · doi: 10.48550/arxiv.1608.03170 · pith_short_12: NZ44VCTD3ZBL · pith_short_16: NZ44VCTD3ZBLP5EC · pith_short_8: NZ44VCTD

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/NZ44VCTD3ZBLP5ECANDEWUYT33 \
  | 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: 6e79ca8a63de42b7f48203464b5313deee6a87683e1bb39072d077b018f7987f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d843ce9453dcc3678d31cfc83285619ab365b09d969083699c7854daaf063e9a",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-08-10T13:39:26Z",
    "title_canon_sha256": "87e0d90dc4df423b7db90249c6c397bd8acff12f0037134aed27ad94cbdff438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03170",
    "kind": "arxiv",
    "version": 1
  }
}