OT-2026-000029960
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000029960) never changes.
Identity and time
| Publication number | OT-2026-000029960 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7359-aca3-f73e76fb712e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029960 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbdbd0acd1c905f8e76cb468bad27401d567be6758d6b4ae1e9743e979f2edf7 |
|---|---|
| Markdown | 820d99d89d7e0c5aa7da4d74b49a5290a89f8618c8d956e0dd4baa32a21d5ff4 |
| Publication page | be9afd03595ca39a7d447120bc4f937e994cc3cc44496374dccf1db4f2ba1aef |
| Manifest | c5bccd32e0ee225c5385d90e64b985f39b7d49ff05191e1d5e80dc401380e90e |
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 | WH5dFKDGKlFRkj6dyLKD2yd6wZMVUnD0h9gc1v/7i87BX2AXr3PrAnMlYFvAZ504ouc8OXIVtCLIcarbMrITBA== |
| 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
| 2026-09-17T11:38:40.617356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029960observed be9afd03595ca39a7d447120bc4f937e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:40.596953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029960/manifest.jsonobserved c5bccd32e0ee225c5385d90e64b985f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:40.578160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029960/publication.mdobserved 820d99d89d7e0c5aa7da4d74b49a5290...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:40.559274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029960/publication.txtobserved cbdbd0acd1c905f8e76cb468bad27401...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. |
|---|