OT-2026-000078814
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000078814) never changes.
Identity and time
| Publication number | OT-2026-000078814 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7ca7-bf92-596dd857b307 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078814 |
| Status | PUBLIC |
Content hashes
| Canonical text | 738f6197950b6bef48a9ec4a63c48d110a7ba3d41b60cc7fe50e0e70cde56866 |
|---|---|
| Markdown | 0b612889d6db6b22fd8c623a3067245552b4fa035617047f7d0c9993687b2c45 |
| Publication page | d9f65a23dc8ddf97c9467eea7aee677e7ef5996586afd569ccd23ead522d0306 |
| Manifest | 6bd7eb1a9bea3b1014b75b820a0986f4f79745a4ca57ad5e47ceb9db6e577511 |
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 | JlN7+5KfkzLGIXCqekXzbyI9bF0/U9dfVliZKPXbXInBzzExryycIpGVMGdUPHCh50jJ5H7ga7emvTBuOHaNDA== |
| 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
| 2026-09-17T10:05:21.813902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078814observed d9f65a23dc8ddf97c9467eea7aee677e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:21.792033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078814/manifest.jsonobserved 6bd7eb1a9bea3b1014b75b820a0986f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:21.772204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078814/publication.mdobserved 0b612889d6db6b22fd8c623a30672455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:21.751100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078814/publication.txtobserved 738f6197950b6bef48a9ec4a63c48d11...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. |
|---|