OT-2026-000077175
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077175) never changes.
Identity and time
| Publication number | OT-2026-000077175 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-71e8-a7b9-88d62409da77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077175 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07ff2608a2c5d55ad9e050472dbcaec19cdacf12f77229193181022c5803608d |
|---|---|
| Markdown | 74d6f864f41315b892d1dff44abec68a8ec9afb90a55a8ff62a516c86fdb8ce1 |
| Publication page | 8dd00a4bd03906ab4b53917ccde596a2706fd89fccd4dc65ba81ec5c7681a766 |
| Manifest | eec6f60d2d164761de54847e59ad1c4ef4bfd2c80fb38fda19f1f3b58db23dd4 |
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 | MnWajbHJXTJZbkidr/yReJkS/ufqRYe3F+59QPd4TGYsxMAckpoYS84FI5qJSqajxHpQIrwSm0aAiLziphMjDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:12:00.739935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175observed 8dd00a4bd03906ab4b53917ccde596a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:00.718362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/manifest.jsonobserved eec6f60d2d164761de54847e59ad1c4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.697911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/publication.mdobserved 74d6f864f41315b892d1dff44abec68a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.554137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/publication.txtobserved 07ff2608a2c5d55ad9e050472dbcaec1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.862525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175observed 8dd00a4bd03906ab4b53917ccde596a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.842488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/manifest.jsonobserved eec6f60d2d164761de54847e59ad1c4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.821478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/publication.mdobserved 74d6f864f41315b892d1dff44abec68a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.802517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077175/publication.txtobserved 07ff2608a2c5d55ad9e050472dbcaec1...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. |
|---|