OT-2026-000090158
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000090158) never changes.
Identity and time
| Publication number | OT-2026-000090158 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7f30-8df7-05cff8277723 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090158 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a8431ad7242a910cc8c024734faeebc8cfe4550776a016ea2c5050cb6c505ff |
|---|---|
| Markdown | 25dc026637e80802366948f07d6462c406934f43ab98ebecdcdbb0e0451165f6 |
| Publication page | 8f4bf4f71829a0edc90f167fce5da6a58e925b5af8cfb54c9bcf1a603bb4a72f |
| Manifest | 9f13ba42a03ef2036115f8db7626083126352a3af87fc8af890c718634ef2c9c |
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 | aWLRIhKCqoes+yirWPbYv1BC24YgvOx/QLx7dfCWAIt0vFt1GXDsib8T9Wzp9EOA/X8A0o0i0bunLz1LYWG+Bw== |
| 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
| 2026-09-17T09:45:40.525783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090158observed 8f4bf4f71829a0edc90f167fce5da6a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:40.506179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090158/manifest.jsonobserved 9f13ba42a03ef2036115f8db76260831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:40.486931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090158/publication.mdobserved 25dc026637e80802366948f07d6462c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:40.467472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090158/publication.txtobserved 7a8431ad7242a910cc8c024734faeebc...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. |
|---|