OT-2026-000081230
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000081230) never changes.
Identity and time
| Publication number | OT-2026-000081230 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7ae5-963f-7f199e2c51cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ed1adab65363481754730fc6fa0d7b9ee64262f1e027f41ef3e7ea7464309ea |
|---|---|
| Markdown | a2ca0c410ef5be5c5659449941dab3fb8ba18a57ec4650920b0805a2f77b352f |
| Publication page | f2ac22732a2ccd123ca99ff94e19a76ec18043b9e4d5d4d085a6d9112194f924 |
| Manifest | dcad85b09a483eefb342ddffe8ea992a2806d5d87dc799c055a733747bc0f4d5 |
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 | 1G2yzOCVa6ZUl9EUqIVqr611Q8rRTNciQK0NqnTGKvMaCa4zu4cXmNyjhg9096EqHLh8XRqjer8yr2UIVIz5AQ== |
| 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
| 2026-09-17T10:01:18.972123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081230observed f2ac22732a2ccd123ca99ff94e19a76e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:18.955054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081230/manifest.jsonobserved dcad85b09a483eefb342ddffe8ea992a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.937489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081230/publication.mdobserved a2ca0c410ef5be5c5659449941dab3fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:18.919137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081230/publication.txtobserved 9ed1adab65363481754730fc6fa0d7b9...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. |
|---|