OT-2026-000104502
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off 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-2026-000104502) never changes.
Identity and time
| Publication number | OT-2026-000104502 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3422-7dc3-bf9e-5e7959991ee3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104502 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cfccdd45ab134447b535fdf2ba1b04bf50605a2de8a6bedec778299ae27ce03 |
|---|---|
| Markdown | 4c4c9adbbb2ed4ca298549e6cf5d4d683a60c430462b5d4cb9f2fa6bc321db2c |
| Publication page | 5876d322ce31f3bbb66dcc0f5726286b4eb8aea58795e1894451cafdf5ac127d |
| Manifest | a52a7003fb7a4914e2690b2d51fa97da807736530c24392f6c252d6b8748f09d |
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 | 870lHeOWQkWxiEuzCHGfZKOKzQDuqDWmUwJ9a0AlqTIQTbxFhbkKlWgRpuJAxe4+TNDG7Tr1a21HEjGOOTn1CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:47.576367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104502observed 5876d322ce31f3bbb66dcc0f5726286b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:47.559486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104502/manifest.jsonobserved a52a7003fb7a4914e2690b2d51fa97da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:47.543069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104502/publication.mdobserved 4c4c9adbbb2ed4ca298549e6cf5d4d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:47.525535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104502/publication.txtobserved 8cfccdd45ab134447b535fdf2ba1b04b...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. |
|---|