OT-2026-000071576
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented 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-2026-000071576) never changes.
Identity and time
| Publication number | OT-2026-000071576 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7c43-805e-adfe6151f338 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071576 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5bf822f5a57c55c609c50c338e20a9146b9b85d9bb9442ccc930de0b3701f9d |
|---|---|
| Markdown | ef94acf242361f03a044dbc17e683f415d6f1ac7633279515d7ac8ba3a2fbed9 |
| Publication page | 4a89f53bf6c4e61de3ced2a907bf22e13257aae99472de22992b40c1209c7a8c |
| Manifest | b810c5a74910fde4931047a79594ddc259cba5e9d036340725f4e9d048e25db1 |
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 | AGTUE4u4TCOKgZqVh3IEjfrigkjoJHkCxqxpAMYPBCDjGvoc4XmDoXwSI1zmDihXvWtphrb+1QAc0dCaAW7YBg== |
| 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
| 2026-09-17T10:25:00.771822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071576observed 4a89f53bf6c4e61de3ced2a907bf22e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:00.756143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071576/manifest.jsonobserved b810c5a74910fde4931047a79594ddc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:00.738807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071576/publication.mdobserved ef94acf242361f03a044dbc17e683f41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:00.722393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071576/publication.txtobserved f5bf822f5a57c55c609c50c338e20a91...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. |
|---|