OT-2026-000071581
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000071581) never changes.
Identity and time
| Publication number | OT-2026-000071581 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-739e-8643-ca24bd1249be · 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-2026-000071581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0884edecd4f87e41e4d65ca4b950f17bd11eebac950fa3ccf45255fa4ceda9d3 |
|---|---|
| Markdown | 593f4035f865bc7411d43e5b2987e728fe1fea7fbfa978b403e034fdd98cad52 |
| Publication page | 1e9a7a4d299fb6afc82d31ea034834cdb8557cfc4416ed316b81d9e5092e6454 |
| Manifest | e20be1f7782a17a9409ad62335bc3beb85c1dcb1b0218fa0ae6200151353e924 |
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 | k4hSyfQPEpxirrdirRSjqMP3I2k6z8fUanS068rChJlnm7yf+B/oQKLAauYl+W6RnTZyofstzqFZ2kOpNZJaCw== |
| 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
| 2026-09-17T10:25:03.653820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071581observed 1e9a7a4d299fb6afc82d31ea034834cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:03.637876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071581/manifest.jsonobserved e20be1f7782a17a9409ad62335bc3beb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:03.618704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071581/publication.mdobserved 593f4035f865bc7411d43e5b2987e728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:03.600410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071581/publication.txtobserved 0884edecd4f87e41e4d65ca4b950f17b...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. |
|---|