OT-2026-000094597
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094597) never changes.
Identity and time
| Publication number | OT-2026-000094597 · never reused |
|---|---|
| Internal UUID | 01a0ae9e-f4e9-7778-a97b-fb2d0c893eb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:07:28.117587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000094597 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba97f4a50d53d93715ea32db84a95b3a5bdf1fa3a45b701e8838af67e7ffd38b |
|---|---|
| Markdown | 2cff15be554d09d0b0a434a0c647b5666ce3341519866a043030956732bd064b |
| Publication page | e96249fc298c7bcec8f6f5bb8beb8470af45ecc9e4d8c484bfe27397f697d7bd |
| Manifest | 15a87fb75a829587ef430f95864afcab1aef7261a2c17b0a0a6645f727379153 |
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 | rjCXl7iZye67CKyyNSZLn7s/7WtYpDRIdZrhMtz1b1oKgtOJ87zHrHqeQwE0TSstJ9th2cQ3LN/5VtxYtKuzCg== |
| 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
| 2026-10-28T16:41:11.390490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597observed e96249fc298c7bcec8f6f5bb8beb8470...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T16:41:11.283653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/manifest.jsonobserved 15a87fb75a829587ef430f95864afcab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:41:11.178890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/publication.mdobserved 2cff15be554d09d0b0a434a0c647b566...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:41:11.070182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/publication.txtobserved ba97f4a50d53d93715ea32db84a95b3a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:33.112622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597observed e96249fc298c7bcec8f6f5bb8beb8470...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:33.064699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/manifest.jsonobserved 15a87fb75a829587ef430f95864afcab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:33.012709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/publication.mdobserved 2cff15be554d09d0b0a434a0c647b566...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:32.962900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000094597/publication.txtobserved ba97f4a50d53d93715ea32db84a95b3a...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 |
|---|