OT-2026-000087681
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000087681) never changes.
Identity and time
| Publication number | OT-2026-000087681 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7b7c-a503-5347d006c5d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087681 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd1e781455ce82822a54a301d94381f41b13df6e965647d35ce27cf8170ed50e |
|---|---|
| Markdown | 9ded872a6678f426af646644154cd5626b70cf45f26972768d2849a0a8e2609d |
| Publication page | c321df0f49c745ff132558c3d18970e4e7405156126857ebe2acdd921270872b |
| Manifest | e51949fce0237d517ad33f9300319f0d604d7ad6d6c2b40aa2e008bc2348e282 |
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 | V6nqqOcUFmD0BWkRrAW7chgO4F0UdxeKgny5Hbzm6NAIFodO0JpsQMCOg3bqTG5YW6NGKWYUR9TM16sF+NlRBw== |
| 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
| 2026-09-17T09:51:07.726960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087681observed c321df0f49c745ff132558c3d18970e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:07.711079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087681/manifest.jsonobserved e51949fce0237d517ad33f9300319f0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.695339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087681/publication.mdobserved 9ded872a6678f426af646644154cd562...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.678992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087681/publication.txtobserved fd1e781455ce82822a54a301d94381f4...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. |
|---|