OT-2026-000073756
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000073756) never changes.
Identity and time
| Publication number | OT-2026-000073756 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7610-a452-643d28d87326 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f5dd3ba06bc94f82b4e68d28eab7c5b26d69eefdfda5faeefcef4d91581218e |
|---|---|
| Markdown | f85cbe9ca7251037aa811071c292e9df57db8d0ac6956c44b0f69a22cc876639 |
| Publication page | 4fa09f6a849f517eacbd22d1b3acbc8c20574ed2f7330450b8aea0595398284e |
| Manifest | 064a7ee140b84ae128a535ea2ac6dfd5faa27e4ce3cf9eb4f50a1f9747142a4d |
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 | t7HxxO6UOH9nAErOl0zsQG6eu81soWYIcX78pzExl+atyOR5xEVsIlVwfy+NbuD0raS2PyERQPVHzL3Q1VKtBA== |
| 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
| 2026-09-17T10:19:50.866169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073756observed 4fa09f6a849f517eacbd22d1b3acbc8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:50.846449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073756/manifest.jsonobserved 064a7ee140b84ae128a535ea2ac6dfd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:50.826133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073756/publication.mdobserved f85cbe9ca7251037aa811071c292e9df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:50.806565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073756/publication.txtobserved 2f5dd3ba06bc94f82b4e68d28eab7c5b...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. |
|---|