OT-2026-000087637
Publication integrity record
Three cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000087637) never changes.
Identity and time
| Publication number | OT-2026-000087637 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-769d-b663-7ee7c6dc53d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087637 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21c783c05854998cc606126dd153bdc460b53fcfbc3f9edc135982e91c02a52b |
|---|---|
| Markdown | e9851604b50434945a5fdbd142362f284bee819fcc10a112f9bfd10b9e26a724 |
| Publication page | 8c8587a8aaaae43ca443c71cd59f70bc06664455ce50dcc1d52f404d91dd7f68 |
| Manifest | f3f84ec9beeb329dd214dcee5001cb6573599792413429a38367625309e5e94e |
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 | oPmdbysejAzia0FznAOzAzzH+a036nobWRF4bOMbfilBncmS2sVxWMe3Os598FIbOAJ5LkiOx1XIzdrF4g1RAw== |
| 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
| 2026-09-17T09:51:04.942308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087637observed 8c8587a8aaaae43ca443c71cd59f70bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:04.926045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087637/manifest.jsonobserved f3f84ec9beeb329dd214dcee5001cb65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.910363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087637/publication.mdobserved e9851604b50434945a5fdbd142362f28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.894526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087637/publication.txtobserved 21c783c05854998cc606126dd153bdc4...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. |
|---|