OT-2026-000088251
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000088251) never changes.
Identity and time
| Publication number | OT-2026-000088251 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa9-74f2-87d0-ac388b96896b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088251 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca50ebdfeee2d39a13f9d10bf3719c23e104e32036ae60b9abf31e61c089c5f7 |
|---|---|
| Markdown | 550a00c5db604d954909507029e837b1ca5053d234389ab19432ae5741ed5138 |
| Publication page | 9a3d658b37f74bf8bdd2fcbee08c503c95e8d65743491da3a7d98d3f3f5712fe |
| Manifest | b6c018d23c6ef5c1eaf939633603fc0910c23bd177591e5f7392ef8dfc760663 |
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 | CdjgRbKRjVG798Ckk08Vpl+TxyecgcI5dHOgtPariu9K94xJPGMlnLrZhQcZZ/PqKU86KOu39Ix+7TptnQDSAQ== |
| 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
| 2026-09-17T09:50:21.506787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251observed 9a3d658b37f74bf8bdd2fcbee08c503c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:21.489502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/manifest.jsonobserved b6c018d23c6ef5c1eaf939633603fc09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.469428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/publication.mdobserved 550a00c5db604d954909507029e837b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.450506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/publication.txtobserved ca50ebdfeee2d39a13f9d10bf3719c23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.124793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251observed 9a3d658b37f74bf8bdd2fcbee08c503c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.108560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/manifest.jsonobserved b6c018d23c6ef5c1eaf939633603fc09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.091602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/publication.mdobserved 550a00c5db604d954909507029e837b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.074353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088251/publication.txtobserved ca50ebdfeee2d39a13f9d10bf3719c23...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. |
|---|