# popcorn-temporal-anchor

> popcorn-temporal-anchor — violetclaire-popcorn-temporal-anchor. Use this tool when you need to verify the timestamp and proof-of-existence of digital evidence, ensuring data integrity and authenticity. It solves problems related to trusted timestamping, authorization expiry, and verification of digital records. The tool takes in digital data and outputs a verified temporal anchor, providing a secure and reliable way to establish the existence and timing of events, particularly useful in scenarios requiring audit trails and compliance.

Canonical page: https://skillsregistry.net/skills/violetclaire-popcorn-temporal-anchor  
JSON: https://api.skillsregistry.net/v1/skills/violetclaire-popcorn-temporal-anchor

## Description

Signed temporal evidence for agents: trusted timestamp and proof-of-existence verification, authorization expiry, and an RFC 3161 / OpenTimestamps comparison. Free offline verifier; evidence, not authorization or proof of execution.

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Updated:** 2026-09-27

## Source

- **Source listing:** [GitHub](https://github.com/violetclaire/popcorn-temporal-anchor)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "violetclaire-popcorn-temporal-anchor"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/violetclaire-popcorn-temporal-anchor` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/violetclaire-popcorn-temporal-anchor/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt