OT-2026-000070521
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000070521) never changes.
Identity and time
| Publication number | OT-2026-000070521 · never reused |
|---|---|
| Internal UUID | 01a0ae91-5460-714f-9a63-33aad9922aca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:35.055348Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73c5833c0e01fd4491f2ae4751975747c234cce9142d7df70e08f2aa57aa628d |
|---|---|
| Markdown | 92fad21187cf23b81b1a7b1a4b3a5c93dbee1f49949d286e26b09fd1c7b46fdd |
| Publication page | e7eddc88dac77a593b7f557a1e99a309974ad3bc65cfb390754bb0f630daaaec |
| Manifest | cf11ec0b706207416a3014694580a8b66bd8dfd25ac6fb0dfda0442a7a1ce17c |
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 | EAQ3cqh1hpDdFgx+7aabPeicKklC5KQtSskb/42kFQeRb84+p6CTCON2XPI30kqliLyYHw21YOD0Taxbmg9hBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:26:21.940536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070521observed e7eddc88dac77a593b7f557a1e99a309...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:21.923061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070521/manifest.jsonobserved cf11ec0b706207416a3014694580a8b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:21.906455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070521/publication.mdobserved 92fad21187cf23b81b1a7b1a4b3a5c93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:21.889580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070521/publication.txtobserved 73c5833c0e01fd4491f2ae4751975747...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. |
|---|