OT-2026-000077034
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented after 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-2026-000077034) never changes.
Identity and time
| Publication number | OT-2026-000077034 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-75f7-96c6-7212bd2b6156 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077034 |
| Status | PUBLIC |
Content hashes
| Canonical text | 731852608b1f2837246e4ebb71225c1aa6d805b1878954239a6d866354d0c6f3 |
|---|---|
| Markdown | c017119b07f3fd51fd8c309fae92d363a2def66264449674a0b4733cf0216dcc |
| Publication page | 3be86b9d42e02374ca0aa894e9f55043b7b7bef0e0b629e0d5059841c4c5d875 |
| Manifest | e5386238bd246762a3e179cbc16452477347cea6259f2bf1532dc0a8c2c29b32 |
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 | SZY1MEteAcEcI3CAvpTis363Y/s2z3JqhlrbgJyQcqFvCDkrw4eNC3yCFWqRt/m0aHyMn865AOb+/UJUkjXQCg== |
| 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
| 2026-09-17T10:09:36.835459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077034observed 3be86b9d42e02374ca0aa894e9f55043...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:36.815126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077034/manifest.jsonobserved e5386238bd246762a3e179cbc1645247...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:36.795793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077034/publication.mdobserved c017119b07f3fd51fd8c309fae92d363...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:36.777305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077034/publication.txtobserved 731852608b1f2837246e4ebb71225c1a...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. |
|---|