OT-2026-000077820
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000077820) never changes.
Identity and time
| Publication number | OT-2026-000077820 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed0-7633-a198-28fe0e74227c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077820 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1afb4d064d2fbbeb3b83b17a29f1b58b446c5e717fee87757369920ec40800c2 |
|---|---|
| Markdown | e1d584ea840494f1880acf27c95f3f289f11decb039b4f04d8d280f095445146 |
| Publication page | 1ee43deea5e8710f347f39712be40bab4263ef68318867491702aacf8707d3f3 |
| Manifest | 171a4ef9a88a2ef86c3adebf6a504c99fb73bd09277871e41706c718d54534d7 |
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 | uBpUbgnQGmE0HrWcU1kkP0T0hejZ74BsVeMN/3n2YYDZ+PnfPwGPGf5or8OF4DHYjbO8a4r5xEgP7waWAacCAw== |
| 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
| 2026-09-17T10:07:24.770157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077820observed 1ee43deea5e8710f347f39712be40bab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:24.752814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077820/manifest.jsonobserved 171a4ef9a88a2ef86c3adebf6a504c99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:24.734775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077820/publication.mdobserved e1d584ea840494f1880acf27c95f3f28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:24.715396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077820/publication.txtobserved 1afb4d064d2fbbeb3b83b17a29f1b58b...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. |
|---|