OT-2026-000033678
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000033678) never changes.
Identity and time
| Publication number | OT-2026-000033678 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a390-7097-ab2f-d3dfa5d218cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033678 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09d558d3ed1306ea42c25b4720e9a8cbc2727f185ac2a57aed64cb92ac6ac1e8 |
|---|---|
| Markdown | 1aae37799abddb81d719a443d1e77ce9297dd82fc3f3d84a4341315b54716228 |
| Publication page | b3639d576f5f0e81b45fe7324965b242adef70a90f879a309f9fc925e573fb63 |
| Manifest | a22d682df126d35949aca389b3ca06d5f2d6a17c047168ffd67111a571508bb9 |
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 | FCK1W5sVFtYSVGTu9XkAsv13zca9qzKN0S5o/aSbpEGUb0hOpb6jWyus1aGGVs+fVxrlSNhSdKy6/3k2micBBQ== |
| 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
| 2026-10-26T00:42:02.757916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678observed b3639d576f5f0e81b45fe7324965b242...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T00:42:02.626733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/manifest.jsonobserved a22d682df126d35949aca389b3ca06d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T00:42:02.494162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/publication.mdobserved 1aae37799abddb81d719a443d1e77ce9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T00:42:02.377204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/publication.txtobserved 09d558d3ed1306ea42c25b4720e9a8cb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:21.161857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678observed b3639d576f5f0e81b45fe7324965b242...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:21.052840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/manifest.jsonobserved a22d682df126d35949aca389b3ca06d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:20.957682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/publication.mdobserved 1aae37799abddb81d719a443d1e77ce9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:20.826669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033678/publication.txtobserved 09d558d3ed1306ea42c25b4720e9a8cb...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|