OT-2026-000025355
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025355) never changes.
Identity and time
| Publication number | OT-2026-000025355 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa7-70a8-9deb-9ddccaf27ec2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025355 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20e71b087fb1a7cc545809c23f729e638ad2a92314de5ea921df6a06ba5b433a |
|---|---|
| Markdown | 6e5522d7ca7212c68ace64819ddd28d74628d2f6089a6723de355c25594e3084 |
| Publication page | cd09e4b0440b4b38b69852c57d555b1e808efbea6f7e96e55e342a8e24580046 |
| Manifest | 0b677a9d52956e9e2b3622f8cdcb0b64507e710f3f2fbba8516b5035778818f8 |
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 | Lt5i3k+rk1oefp4axLFbWQ7JDhOdgaMXosGanXaTtCHpE9eWjZUZKGJPjjPErFpFhhREH8tBt1bK1CVsjJ92CQ== |
| 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
| 2026-09-26T08:41:07.189717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355observed cd09e4b0440b4b38b69852c57d555b1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-26T08:41:07.119491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/manifest.jsonobserved 0b677a9d52956e9e2b3622f8cdcb0b64...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:07.039271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/publication.mdobserved 6e5522d7ca7212c68ace64819ddd28d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:06.955780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/publication.txtobserved 20e71b087fb1a7cc545809c23f729e63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:17.891331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355observed cd09e4b0440b4b38b69852c57d555b1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:17.574398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/manifest.jsonobserved 0b677a9d52956e9e2b3622f8cdcb0b64...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:17.151804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/publication.mdobserved 6e5522d7ca7212c68ace64819ddd28d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:16.902309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025355/publication.txtobserved 20e71b087fb1a7cc545809c23f729e63...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 |
|---|