Pith Number

pith:LDTVSEH4

pith:2012:LDTVSEH43ZPMAYO6DTVLL6TWQ6

not attested not anchored not stored refs pending

Traceability of positive integral operators in the absence of a metric

Ana P. Peron, Mario H. Castro, Valdir A. Menegatto

arxiv:1201.2117 v1 · 2012-01-10 · 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{LDTVSEH43ZPMAYO6DTVLL6TWQ6}

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	2026-05-18T00:05:09.930828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58e75910fcde5ec061de1ceab5fa7687838b5b0e6ae11c7c5db2aa9dd6ec1d6f

Aliases

arxiv: 1201.2117 · arxiv_version: 1201.2117v1 · doi: 10.48550/arxiv.1201.2117 · pith_short_12: LDTVSEH43ZPM · pith_short_16: LDTVSEH43ZPMAYO6 · pith_short_8: LDTVSEH4

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/LDTVSEH43ZPMAYO6DTVLL6TWQ6 \
  | 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: 58e75910fcde5ec061de1ceab5fa7687838b5b0e6ae11c7c5db2aa9dd6ec1d6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f79a48d5dae47e9b8a31df2295fe3f3402ff145a8f8037ddd9d3e986634599b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-01-10T17:19:04Z",
    "title_canon_sha256": "36617856f8ffcd176acdb56df7d706aede3e1c322e85d2c7b0795725cefbdc91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2117",
    "kind": "arxiv",
    "version": 1
  }
}