OT-2026-000082800
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000082800) never changes.
Identity and time
| Publication number | OT-2026-000082800 · never reused |
|---|---|
| Internal UUID | 01a0ae97-8cc9-7c48-bc4f-fcb742f37866 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:22.827170Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000082800 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0358e1570b3bc47c7188735ca6c4321e5fbaedeed22e1de9992e8f886eddd7a1 |
|---|---|
| Markdown | 4e1a84a71e02ff43eeb94a087c2c938d6f915ce6b4e09f1bcad0df7b063ea461 |
| Publication page | c5a901950eac04b8bbd49f95510ca9604576ad43c24b9eadd3164e2c53d82f3a |
| Manifest | a37c2e42aff25a9cb913debcbe5bb39449f5a98b050ee7d52255aa33f436f591 |
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 | tIFcNBzWPAMKxgc/WfbuYU61g8RiW8nTrB2F05Oj/8w2vfHygb8Cd/s7tRXKdLbqSCrKQoWFwMrIcJQzWLCRCw== |
| 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
| 2026-09-17T09:58:23.584090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082800observed c5a901950eac04b8bbd49f95510ca960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:58:23.566081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082800/manifest.jsonobserved a37c2e42aff25a9cb913debcbe5bb394...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:58:23.549578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082800/publication.mdobserved 4e1a84a71e02ff43eeb94a087c2c938d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:58:23.531051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000082800/publication.txtobserved 0358e1570b3bc47c7188735ca6c4321e...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. |
|---|