Pith Number

pith:TEEGGRSB

pith:2007:TEEGGRSBP3NVLB7XRRL2NMUOVH

not attested not anchored not stored refs pending

Boundary triplets and M-functions for non-selfadjoint operators, with applications to elliptic PDEs and block operator matrices

Ian Wood, Malcolm Brown, Marco Marletta, Serguei Naboko

arxiv:0704.2562 v3 · 2007-04-19 · math.SP · 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{TEEGGRSBP3NVLB7XRRL2NMUOVH}

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	2026-05-18T02:58:12.768121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99086346417edb5587f78c57a6b28ea9f4ed6ce8183e65bd508a468f90c07e19

Aliases

arxiv: 0704.2562 · arxiv_version: 0704.2562v3 · doi: 10.48550/arxiv.0704.2562 · pith_short_12: TEEGGRSBP3NV · pith_short_16: TEEGGRSBP3NVLB7X · pith_short_8: TEEGGRSB

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/TEEGGRSBP3NVLB7XRRL2NMUOVH \
  | 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: 99086346417edb5587f78c57a6b28ea9f4ed6ce8183e65bd508a468f90c07e19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5922b90ce283eec274e67518708faa56c5509e629808a7fc4308db8f905c9394",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "",
    "primary_cat": "math.SP",
    "submitted_at": "2007-04-19T15:33:09Z",
    "title_canon_sha256": "8ca8f1171c3c94c7c7e9c775bb648b8d9e95671e12f479267c891b6d5cbbbad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2562",
    "kind": "arxiv",
    "version": 3
  }
}