OT-2026-000028303
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, pulsed blow-off before set-down
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-2026-000028303) never changes.
Identity and time
| Publication number | OT-2026-000028303 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7876-95c2-e04d645a82a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028303 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08e1447ddc8ae15ab75b6b50cbaad0131850da53b460a3a1138ef7cac9094276 |
|---|---|
| Markdown | b05651d0b3310b8f649cb2ee116a02a1a38bde693d099e917a4411d166a1ed70 |
| Publication page | 636eb79b477c38de890717180352e3c356ae043e0b7dbd5bb072b0811d611f97 |
| Manifest | 77bb8825d9c7cf18584d2d873fbd2d972a3220e70652f0c10abdf08561b52260 |
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 | P/HZgXtE9CJGl6B6BBuZRJPOnJff+8y/fBtAHS4YHm96mZOYGRVgVJbIHT9P9Tw3E/uE6t7LIaGHNxfkc1A2Ag== |
| 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
| 2026-09-17T11:40:17.770432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028303observed 636eb79b477c38de890717180352e3c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.751888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028303/manifest.jsonobserved 77bb8825d9c7cf18584d2d873fbd2d97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.701051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028303/publication.mdobserved b05651d0b3310b8f649cb2ee116a02a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.643259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028303/publication.txtobserved 08e1447ddc8ae15ab75b6b50cbaad013...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. |
|---|