Pith Number

pith:XRFDVTQT

pith:2017:XRFDVTQTETJ2XHWPMPRCKGVSKQ

not attested not anchored not stored refs pending

On surface completion and image inpainting by biharmonic functions: Numerical aspects

N. S. Hoang, S. B. Damelin

arxiv:1707.06567 v3 · 2017-07-20 · 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{XRFDVTQTETJ2XHWPMPRCKGVSKQ}

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	2026-05-18T00:05:05.599339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc4a3ace1324d3ab9ecf63e2251ab2543a89731b860efcb8803a3edaf770bc78

Aliases

arxiv: 1707.06567 · arxiv_version: 1707.06567v3 · doi: 10.48550/arxiv.1707.06567 · pith_short_12: XRFDVTQTETJ2 · pith_short_16: XRFDVTQTETJ2XHWP · pith_short_8: XRFDVTQT

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/XRFDVTQTETJ2XHWPMPRCKGVSKQ \
  | 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: bc4a3ace1324d3ab9ecf63e2251ab2543a89731b860efcb8803a3edaf770bc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa068650cc84dc721f4bb417d43ef02d4d0fb8f148b6ed4213241a629dcc70c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-20T15:21:47Z",
    "title_canon_sha256": "504172e9198b87dbf7f1a404e970d807d00195c07d41803433d703dc9d47873b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06567",
    "kind": "arxiv",
    "version": 3
  }
}