OT-2026-000076215
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000076215) never changes.
Identity and time
| Publication number | OT-2026-000076215 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-70d8-8a18-55bb366c203d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076215 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd13e927e86b453b4a2460f88cae07eef097f8aa43b2f9cfb3c0fbd5b4f502ef |
|---|---|
| Markdown | cb273d54e0e7e26156d6599e7b736eae5b9b55ebfefd515bcc6dbb0fa05e3767 |
| Publication page | 8aab8883f1cdba54c9c5c149bd9683e49c44df94428e9c67a478c88cd2dc7d24 |
| Manifest | a63ef84e93e76af8fbad1cf134051d525b6b73f1ba2b920a23ae2f181e266448 |
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 | 9DUTaa33Iuqj7JzKkqlq+Ckuc9ETNFKNbG8Hlbc9nS8r47SrG/PfWr7Yk79hMGN8YArJ16SDHAU84UDldtmpCA== |
| 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
| 2026-09-17T10:11:36.005426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076215observed 8aab8883f1cdba54c9c5c149bd9683e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:35.988458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076215/manifest.jsonobserved a63ef84e93e76af8fbad1cf134051d52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:35.969917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076215/publication.mdobserved cb273d54e0e7e26156d6599e7b736eae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:35.948768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076215/publication.txtobserved fd13e927e86b453b4a2460f88cae07ee...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. |
|---|