OT-2026-000087121
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000087121) never changes.
Identity and time
| Publication number | OT-2026-000087121 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-9f2d-7328-a1f7-2c091dcf2910 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:44.027043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087121 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3bb9395fbf5e50d4433030ef3687dd5a55f7f48723facf20ea86cda8aa48f9e |
|---|---|
| Markdown | a7365da2f2c9cbe4ea11f6ebcbbc8995d8c91a85471f9d39ed1f9f0f597b9ac8 |
| Publication page | d4db396515d392221ec0037089f6bebba42da0db6db30bf4f86148f4c770cd91 |
| Manifest | 0d7d9060404178b6cb3827c8a041ef506f6096546e8afd3e800804f6d5d150a7 |
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 | ectiTrZeFCdT8fJ0c6kHFligP8Pb34ws/mBNhDNhEL61EPxbtr0jeLpLDZxetm/zHxPQswuFGhbfViIeD+ZuCg== |
| 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
| 2026-09-17T09:51:23.017127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087121observed d4db396515d392221ec0037089f6bebb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:23.002055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087121/manifest.jsonobserved 0d7d9060404178b6cb3827c8a041ef50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:22.986374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087121/publication.mdobserved a7365da2f2c9cbe4ea11f6ebcbbc8995...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:22.969137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087121/publication.txtobserved e3bb9395fbf5e50d4433030ef3687dd5...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. |
|---|