Pith Number

pith:BJEQB7CJ

pith:2013:BJEQB7CJ3NQW7M236BIEA3N2TD

not attested not anchored not stored refs pending

Functional calculus for generators of symmetric contraction semigroups

Andrea Carbonaro, Oliver Dragi\v{c}evi\'c

arxiv:1308.1338 v2 · 2013-08-06 · math.CA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJEQB7CJ3NQW7M236BIEA3N2TD}

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	2026-05-18T00:47:16.065877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a4900fc49db616fb35bf050406dba98f7bd72fee17ce75d9eed6e27e003a679

Aliases

arxiv: 1308.1338 · arxiv_version: 1308.1338v2 · doi: 10.48550/arxiv.1308.1338 · pith_short_12: BJEQB7CJ3NQW · pith_short_16: BJEQB7CJ3NQW7M23 · pith_short_8: BJEQB7CJ

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/BJEQB7CJ3NQW7M236BIEA3N2TD \
  | 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: 0a4900fc49db616fb35bf050406dba98f7bd72fee17ce75d9eed6e27e003a679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "033a2f668077de7a05393f3add54167c590bcdec0fe76f7d31845d777e6daf6e",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-08-06T16:32:45Z",
    "title_canon_sha256": "38d42ee2aa4e414ac38500869143782a30c7b69156c4dbc49efaf5391e0b49bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1338",
    "kind": "arxiv",
    "version": 2
  }
}