OT-2026-000077938
Publication integrity record
Single bellows cup vacuum gripper, single 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-2026-000077938) never changes.
Identity and time
| Publication number | OT-2026-000077938 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7a47-b377-4e1d27d42321 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077938 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7d0b629c519874b76c73f2c84b52c6672b15012caa922205389835e59df0e2f |
|---|---|
| Markdown | 84b56a07da72b6960210f7cfcdc2b3d59cd5e928d4f532a1e9d66d2615f07604 |
| Publication page | 10ef822a84ce827176091722705ba0643292e9137587aed4e73653704cd98fc2 |
| Manifest | 26b67448de7bad09725a0e6394b21f4952e7c670fbffed2db9c72c572ef74540 |
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 | fR9gZ4AZo/VRely+PLFXR+0M7tffTlop1flsWIutwaHn53xTCrw2P+Ya+j6myk0vWNKUH4k3m2h9FvywCCHkCA== |
| 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
| 2026-09-17T10:06:59.344782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077938observed 10ef822a84ce827176091722705ba064...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:59.323820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077938/manifest.jsonobserved 26b67448de7bad09725a0e6394b21f49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.293111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077938/publication.mdobserved 84b56a07da72b6960210f7cfcdc2b3d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.260736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077938/publication.txtobserved c7d0b629c519874b76c73f2c84b52c66...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. |
|---|