OT-2026-000009991
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000009991) never changes.
Identity and time
| Publication number | OT-2026-000009991 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb79-7f85-9549-5755543cd4a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34f33c5b79ada4bc1c2971a417f881898e752e2f9ebf310ff0bbc248c7f05662 |
|---|---|
| Markdown | 3453ce260e801088a4e4689ca91dfe93e120e374395034afdbeb9f521d24fba0 |
| Publication page | 5bdd8763b4a807f4f16471ba02e365416e7cbada62406dd9bc1780586632c3a8 |
| Manifest | 2db0ea23ee059bdcdc3f6c9c29514e024e302feb4124991b4fca78361a9691b2 |
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 | rAerp+ON2d7tGnSI1wIFNahOb3BtjFtUAThGAzJDmSb9VyYIv8Sbg525/caUoXJdlGSL74D2VCdWydKkmAQ0Bg== |
| 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
| 2026-09-17T12:16:02.323856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009991observed 5bdd8763b4a807f4f16471ba02e36541...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:02.305441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009991/manifest.jsonobserved 2db0ea23ee059bdcdc3f6c9c29514e02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:02.288569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009991/publication.mdobserved 3453ce260e801088a4e4689ca91dfe93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:02.269611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009991/publication.txtobserved 34f33c5b79ada4bc1c2971a417f88189...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. |
|---|