OT-2026-000087415
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single 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-2026-000087415) never changes.
Identity and time
| Publication number | OT-2026-000087415 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd50-795a-a718-9be82c5de9ff · 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-2026-000087415 |
| Status | PUBLIC |
Content hashes
| Canonical text | b804d6ec6b38100d41f59c38ffd19cae3abb549ee5bff4de7855b6d7f632d5a4 |
|---|---|
| Markdown | bbb1d9abd2eb5ae29992c63b9e9d87536839ba191d474ff49e42ebd4e7f7c301 |
| Publication page | 5b25bd32600f1a1a6ae72176967db2a5384854f234f3216a4dcd0b2e88b6b50f |
| Manifest | 77662fb67b73d5d48fb4db3a9b42a2eff940b51b58aa9248981f218db3c58c21 |
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 | /b8Jws3SyROsUD8J6G6Yi/oy3udXiQStyAqjZ/mCY1TXDPC6nMsTbrJHcWmyrYuCkvKMVAQOfBFEMJh1K9+9Dw== |
| 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
| 2026-09-17T09:50:43.944664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087415observed 5b25bd32600f1a1a6ae72176967db2a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:43.924312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087415/manifest.jsonobserved 77662fb67b73d5d48fb4db3a9b42a2ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:43.903291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087415/publication.mdobserved bbb1d9abd2eb5ae29992c63b9e9d8753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:43.883989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087415/publication.txtobserved b804d6ec6b38100d41f59c38ffd19cae...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. |
|---|