OT-2026-000029161
Publication integrity record
Four cup vacuum gripper, four outlet manifold, 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-2026-000029161) never changes.
Identity and time
| Publication number | OT-2026-000029161 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7ff7-8c85-0bff3f7ab2fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029161 |
| Status | PUBLIC |
Content hashes
| Canonical text | c52a752b9d99edb026d8b37df1f7f917452fe509ba9aa4d3b83e3ab4283677dc |
|---|---|
| Markdown | 87ad3f9d40cb860b2bcbdcc10c4fe41d6abe28f89fe2ff278c3181118389e601 |
| Publication page | 1b446b547a16d59d257b12bed1e2566caf578f0662af5de1714a3838d7bcfc5c |
| Manifest | db0d0fb1b10382d933ea3cfe72443c91715ce46b7e98efc962723a5bc5b15cb4 |
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 | 8IsGXU7KbYurIFDwklehxC6nI2hPLtuNK+42UqPrpQLE3ukEXtQJvVSmvR5oMjvkzFXMVhYEJqoRNA9ugA15Cg== |
| 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
| 2026-09-17T11:39:39.398073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029161observed 1b446b547a16d59d257b12bed1e2566c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:39.379719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029161/manifest.jsonobserved db0d0fb1b10382d933ea3cfe72443c91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.359696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029161/publication.mdobserved 87ad3f9d40cb860b2bcbdcc10c4fe41d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.342488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029161/publication.txtobserved c52a752b9d99edb026d8b37df1f7f917...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. |
|---|