OT-2026-000075032
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000075032) never changes.
Identity and time
| Publication number | OT-2026-000075032 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2e-7fe0-a3d5-c101e2e57d0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075032 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff9b6492c9c030f45312866190c74e25e545ca6ee4cec470e2fef2e2acef209b |
|---|---|
| Markdown | b52ae4e07d97a3e5bca06f2bbcfd3ac2802c5561b669cd18b05223c79fee44f3 |
| Publication page | 729e8829d5e5cb85d84048ba8a9cec6bd76fbd8520a5a83719fbea589f765aff |
| Manifest | bbc2c8fb25c0ff43aa3bd93699f8a4a0a98f87f7eea26f87ad098af86f9dbf34 |
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 | N1vrdN53bUwhLo5O9hIgIoWnwsxUHOJUPDnxsI5VBiHpWl5lwlLLUSGAlbltuYHLNqJhH7A2zRc3yXBT15DMAQ== |
| 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
| 2026-09-17T10:18:50.718416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075032observed 729e8829d5e5cb85d84048ba8a9cec6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:50.701593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075032/manifest.jsonobserved bbc2c8fb25c0ff43aa3bd93699f8a4a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:50.685943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075032/publication.mdobserved b52ae4e07d97a3e5bca06f2bbcfd3ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:50.662423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075032/publication.txtobserved ff9b6492c9c030f45312866190c74e25...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. |
|---|