Pith Number

pith:77BBFU5N

pith:2014:77BBFU5NUCA4UVFXKOX523NSRB

not attested not anchored not stored refs pending

Spectral analysis of selfadjoint elliptic differential operators, Dirichlet-to-Neumann maps, and abstract Weyl functions

Jonathan Rohleder, Jussi Behrndt

arxiv:1404.0922 v1 · 2014-04-03 · 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{77BBFU5NUCA4UVFXKOX523NSRB}

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	2026-05-18T01:22:03.492104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffc212d3ada081ca54b753afdd6db288402f8d01a73c568a0fd75ad97fdf3d45

Aliases

arxiv: 1404.0922 · arxiv_version: 1404.0922v1 · doi: 10.48550/arxiv.1404.0922 · pith_short_12: 77BBFU5NUCA4 · pith_short_16: 77BBFU5NUCA4UVFX · pith_short_8: 77BBFU5N

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/77BBFU5NUCA4UVFXKOX523NSRB \
  | 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: ffc212d3ada081ca54b753afdd6db288402f8d01a73c568a0fd75ad97fdf3d45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4702e9d3a866c63265f5f574903a8ca5322b8a2a4f2bdecbed84d9e68bb85a48",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-04-03T14:19:08Z",
    "title_canon_sha256": "286491c312687160f6f4ca641f017bd292195556995d0b0c07de51cd3f71ceeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0922",
    "kind": "arxiv",
    "version": 1
  }
}