diff --git a/include/dwarfs/fs_section.h b/include/dwarfs/fs_section.h
index 3eac39c4..6214d7c1 100644
--- a/include/dwarfs/fs_section.h
+++ b/include/dwarfs/fs_section.h
@@ -22,8 +22,10 @@
 #pragma once
 
 #include <memory>
+#include <optional>
 #include <span>
 #include <string>
+#include <vector>
 
 #include "dwarfs/fstypes.h"
 
@@ -53,6 +55,18 @@ class fs_section {
 
   size_t end() const { return start() + length(); }
 
+  std::optional<uint32_t> section_number() const {
+    return impl_->section_number();
+  }
+
+  std::optional<uint64_t> xxh3_64_value() const {
+    return impl_->xxh3_64_value();
+  }
+
+  std::optional<std::vector<uint8_t>> sha2_512_256_value() const {
+    return impl_->sha2_512_256_value();
+  }
+
   class impl {
    public:
     virtual ~impl() = default;
@@ -68,6 +82,9 @@ class fs_section {
     virtual bool check_fast(mmif const& mm) const = 0;
     virtual bool verify(mmif const& mm) const = 0;
     virtual std::span<uint8_t const> data(mmif const& mm) const = 0;
+    virtual std::optional<uint32_t> section_number() const = 0;
+    virtual std::optional<uint64_t> xxh3_64_value() const = 0;
+    virtual std::optional<std::vector<uint8_t>> sha2_512_256_value() const = 0;
   };
 
  private:
diff --git a/src/dwarfs/fs_section.cpp b/src/dwarfs/fs_section.cpp
index 7aaf7558..27d7ae17 100644
--- a/src/dwarfs/fs_section.cpp
+++ b/src/dwarfs/fs_section.cpp
@@ -105,6 +105,18 @@ class fs_section_v1 final : public fs_section::impl {
     return mm.span(start_, hdr_.length);
   }
 
+  std::optional<uint32_t> section_number() const override {
+    return std::nullopt;
+  }
+
+  std::optional<uint64_t> xxh3_64_value() const override {
+    return std::nullopt;
+  }
+
+  std::optional<std::vector<uint8_t>> sha2_512_256_value() const override {
+    return std::nullopt;
+  }
+
  private:
   size_t start_;
   section_header hdr_;
@@ -162,6 +174,19 @@ class fs_section_v2 final : public fs_section::impl {
     return mm.span(start_, hdr_.length);
   }
 
+  std::optional<uint32_t> section_number() const override {
+    return hdr_.number;
+  }
+
+  std::optional<uint64_t> xxh3_64_value() const override {
+    return hdr_.xxh3_64;
+  }
+
+  std::optional<std::vector<uint8_t>> sha2_512_256_value() const override {
+    return std::vector<uint8_t>(hdr_.sha2_512_256,
+                                hdr_.sha2_512_256 + sizeof(hdr_.sha2_512_256));
+  }
+
  private:
   size_t start_;
   section_header_v2 hdr_;
@@ -203,6 +228,18 @@ class fs_section_v2_lazy final : public fs_section::impl {
     return section().data(mm);
   }
 
+  std::optional<uint32_t> section_number() const override {
+    return section().section_number();
+  }
+
+  std::optional<uint64_t> xxh3_64_value() const override {
+    return section().xxh3_64_value();
+  }
+
+  std::optional<std::vector<uint8_t>> sha2_512_256_value() const override {
+    return section().sha2_512_256_value();
+  }
+
  private:
   fs_section::impl const& section() const;