OT-2026-000060509
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000060509) never changes.
Identity and time
| Publication number | OT-2026-000060509 · never reused |
|---|---|
| Internal UUID | 01a0ae8a-b7cc-7e15-9ff9-4b8307463a72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:21.818756Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000060509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d912cd487b3e9d88ebe5461b487f2672edfd2ad009218f3448eaffe1d8ea044 |
|---|---|
| Markdown | a7003e54d9d4b442b51305e8aa11f1459d02d953a07040261f5b57b175b068f3 |
| Publication page | 2d9801194260d19a50052c79c676a06d38ef67d755ad9cc75d3753337e2de46e |
| Manifest | 5e1f6ceafc4077b33de7164687fc8c66189ae32c30f6c389c830a4515c0c0080 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | yf+qACjuaFY3FFyHuBUD5V9+zua4cyOMLRA/3XZNkmyk3apfRffhAtkv2vnWJG+zqtScAQnbZWfrrIwqpBxhDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:43:00.562198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060509observed 2d9801194260d19a50052c79c676a06d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:43:00.539247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060509/manifest.jsonobserved 5e1f6ceafc4077b33de7164687fc8c66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:43:00.523168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060509/publication.mdobserved a7003e54d9d4b442b51305e8aa11f145...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:43:00.506385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060509/publication.txtobserved 6d912cd487b3e9d88ebe5461b487f267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|