OT-2026-000012215
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000012215) never changes.
Identity and time
| Publication number | OT-2026-000012215 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f5-77ed-9ff3-29ce2ab739fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012215 |
| Status | PUBLIC |
Content hashes
| Canonical text | 759740d92076b86b6b8ebb6c0a52c227b7b602c4075838f9ff798f77e7ba71bb |
|---|---|
| Markdown | 651cbdfbbded39087ecad3030224da6931b19c259384ef4505914c3d1d758577 |
| Publication page | 709c70e125293037eeb9ae5ef2324573146ea4ed4fdb2436208eaeda598da68d |
| Manifest | 52bff663ca5b567a86d83df0a2373c65e367db9c85e211add813ec4be5b7b6a0 |
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 | kw6WWiz7fB2/TyBc0pLmPQjbTMwf/5yxJ3nX0H0x8mVQ88H9x01yeE3Q1UPwKjyqmn8xCj0F6l9N+1DjJ6yCAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:11:07.881731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012215observed 709c70e125293037eeb9ae5ef2324573...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:07.862674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012215/manifest.jsonobserved 52bff663ca5b567a86d83df0a2373c65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:07.843559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012215/publication.mdobserved 651cbdfbbded39087ecad3030224da69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:07.822878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012215/publication.txtobserved 759740d92076b86b6b8ebb6c0a52c227...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. |
|---|